Wolverine

## James Logan / Wolverine

* Abigail Brand - they cooperate since they traveled to Breakworld (from Ast X-Men #19)
* Absorbing Man - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Adam Warlock - both are involved in Infinity War
* Alex Power - X-Men and Power Pack are friends (e.g. X-Men #195)
* Amanda Sefton - first met for New Years in New York (X-Men #98), X-allies many times since then
* Angel - often allied since Krakoa (GSX#1), later X-Men members (#139-148, and from #280). Nicknames: "Blondie" (#139-409), Flyboy (#139-243), "Wings" (#142-417), "Fearless Leader" and "President Worthington" (#409)
* Anole - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Apocalypse *- Enemy:* apparently they have had battles, and Acopolypse has enslaved him (W #145-146), later adversaries in the Apocalypse Twelve event (X-Men #377-379)
* Arcade - *Enemy:* Arcade held the X-Men captured in Murderworld in #123-124, and they also battle in Doom's castle (X-Men #145-147)
* Armor - she was student at the X-mansion, X-Men (from Ast X-Men #3.19). His new main protegee. Nickname: "Tiny" (#3.32)
* Arnim Zola - *Enemy*: together with Cable, Logan battles Zola's army in New York (W #139)
* Aurora - their two teams had a big battle over Wolverine in snowy Calgary (X-Men #120-121), and both involved in the "Loki's gift" adventure in Canada (X-Men/Alpha Flight #1-2) and allies ever since then
* Avalanche - *Enemy:* their teams battle in Days of Future Past (X-Men #141-142), at Lincoln Center (#178), and more - *Ally:* they join forces in The Fall in Dallas (X-Men #225-227)
* Balder - Rachel Summers tells of Balder's whereabouts in Asgard (X-Men An. 9)
* Banshee - Wolverine claims they know each other from Banshee's old Interpol days (W #141), they are X-Men members (#94-129) and allies ever since
* Baron von Strucker - *Enemy:* they clashed in Madripoor in 1941 (X-Men #268)
* Beast - first saw him through videolink in X-Men #94, soon join forces against Mesmero and Magneto (#111-113), later X-Men members (from #280). Nicknames: "Beastie-boy" and "Furball" (XM #242), "Blue" (#390), "Brainiac" (All-New X-Men #14)
* Beta Ray Bill - they are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Betty Ross - Hulk mentions Betty to Wolverine (Wolverine/Hulk #3)
* Bishop - members of X-Men (from #287) and X-Treme X-Men (from #25)
* Black Cat - they clash at the UN when Logan is possessed by Aria (W #134)
* Black Knight - they are among the heroes that defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9), but X-Men and Avengers also go through a series of battles (XM vs A #1-4)
* Black Panther - Storm talks of Black Panther in Ast X-Men #3.25
* Black Widow - they apparently met already in 1941 (mentioned in X-Men #268), clash in Washington (retold in W #minus1), and join forces against The Hand in Madripoor (X-Men #268) and more
* Blindfold - residing at the X-Mansion at the same time (from Ast X-Men #3.1)
* Blob - *Enemy:* their teams battle many times beginning with Days of Future Past (X-Men #141-142) - *Ally:* they join forces in The Fall in Dallas (#225-227) Nickname: "Tubbo" (#178)
* Boom-Boom - they meet in a split second when Boom-Boom comes by the X-Mansion (Secret Wars II.5), in Madripoor (New Mutants #93) and Genosha (X-Men #272), but their teams clash in X-Cutioner's Song (#295), after which X-Force briefly stay with the X-Men (X-Force #18-19)
* Box - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Bulldozer - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Cable - when baby Cable was born he was greeted by the X-Men (#201),and they save him in Inferno (#242-243), but adult Cable and Wolvie clash in Madripoor (New Mutants #93), allies in Genosha (X-Men #272), and members of X-Men (from around #375)
* Caliban - they met at the "wedding" of Kitty and Caliban (X-Men #179) and Caliban helps the X-Men in the battle in Central Park (#208), later they go hiking in the Canadian Rockies together (Wolverine #96)
* Callisto - *Enemy:* the X-Men confront Callisto in the Alley (#179) - *Ally:* they meet in the X-mansion (#193), remain allies ever since, and Callisto briefly living with them (#212-215)
* Cannonball - both live in the X-Mansion (X-Men #167-221), later members of X-Men (from around #375). Nicknames: "Hayseed" (X-Men #2.62 and 2.64), "Mountain-boy" (X-Treme X-Men #30)
* Captain America - they are allies on Beyonder's Battleworld planet (first Secret Wars series), have some battles (XM vs A #1-4) and many later adventures, and become members of New Avengers (from #5). It is said they joined forces in 1941 in Madripoor (retold in X-Men #268). Nickname: "Flag-man" (Secret Wars #2)
* Captain Britain - Brian and Meggan are house guests with the X-Men (An. #11), later their teams join forces against the trolls in England (Excalibur #57-58)
* Carol Danvers - they used to work together in the Canada days (mentioned in X-Men #154, retold in W #minus1), and Carol also stayed with the X-Men in the period around the original Brood saga (#150-171). Nickname: "Hotshot" (W #133)
* Celeste Cuckoo - both residing at the X-Mansion (X-Men #413 - All-New X-Men #11)
* Chamber - Wolverine visits the Massachussets institute several times (W #94, 141), later both are members of X-Men (#398-423)
* Charles Xavier - core X-Men (#94-200, and later again). Nickname: "Chuck" (X-Men #2.12 to 2.57), "Egghead" (#369)
* Ch'od - first joined forces in the Phoenix saga (X-Men #107-108), and allies many times since Starjammers stayed with the X-Men in the Bermuda period (#158-161)
* Cloak - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Cobra - *Enemy:* Diamondback tells the X-Men about him, and they battle his lackeys (Annual #13)
* Collector - *Enemy*: Wolverine invades Collector's Prison World (Wolverine #135-137)
* Colleen Wing - allies since they joined forces in Japan, Calgary and Murderworld (X-Men #118-124)
* Colossus - core X-Men (from #94, and again #360-390). Nicknames: "Peter(Petey) Pureheart" (XM #102-245), "Big Fella" (Marvel Fanfare #3 - UXM #180), "My Young Russian Friend" (UXM #180)
* Contessa Valentina - they know each other through SHIELD (mentioned in Kitty Pryde SHIELD #2)
* Corsair - first joined forces in the Phoenix saga (X-Men #107-108), and allies ever since Starjammers stayed with the X-Men in the Bermuda period (#158-161). Nickname: "Pretty-boy" (W #137)
* Count Nefaria - *Enemy:* Nefaria battles the X-Men in the Valhalla complex in X-Men #94-95
* Cyclops - core X-Men (#94-201 and again from Ast X-Men #3.5). Nicknames: "Boss-man" (#94-116), "Leader-man" (#105-110), "One-Eye" (#107-2.112), "Slim" (X-Men #2.8 to All-New #14)
* Dagger - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Daimon Hellstrom - apparently Wolverine had ´heard that Hellstrom was in the Defenders, as they meet on the street in East Village (W #114)
* Daredevil - both are involved in Infinity War
* Darkhawk - they clash at the UN when Logan is possessed by Aria (W #134)
* Dazzler - join forces against Hellfire Club (X-Men #131) and Beyonder (Secret Wars II.1), later X-Men members (from #214). Nicknames: "Songbird" (#228 to An. #12), "Ligthengale" (#245)
* Diamondback - she stayed a while with the X-Men in Australia (Annual #13)
* Doctor Doom - *Enemy:* they battle in Doom's castle (X-Men #145-147), and are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series) - *Ally:* they work together in Latveria for the sake of Shadowcat (FF vs X-Men #3-4)
* Doctor Druid - X-Men and Avengers go through a series of battles after remnants of Magneto's Asteroid M are found (XM vs A #1-4)
* Doctor Octopus - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Doctor Strange - they first allied against Margali (An. X-Men #4)
* Domino - they meet at the wedding of Havok and Polaris (X-Men #425)
* Doug Ramsey - Doug becomes friends with the X-Men since New Mutants #14, residing there (NM #21 - X-Men #221)
* Drax the Destroyer - both are involved in Infinity War
* Dum Dum Dugan - they are both involved when Ogun invades SHIELD (Kitty Pryde SHIELD #2)
* Dust - residing at the X-Mansion at the same time
* Edwin Jarvis - Hank McCoy mentions Jarvis (X-Men #125), and they meet when X-Men seek help from the Avengers in X-Men #155
* Elektra - they bond as Elektra helps Wolverine get back from his feral state (W #100-106)
* Elixir - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Emma Frost - *Enemy:* iconic foe of the Dark Phoenix years (X-Men #129) *- Ally:* Wolverine visits the Massachussets institute several times (W #94, 141), later members of X-Men (from #413)
* Enchantress - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Falcon - they clash at the UN when Logan is possessed by Aria (W #134)
* Firelord - Firelord attacks the X-Men in #105-106
* Firestar - their two teams do battle at NORAD (X-Men #193), and they also battle when Logan is possessed by Aria (W #134)
* Forge - Forge sacrifices all the X-Men in The Fall (#227), allies in Extinction Agenda (New Mutants #97), then members of X-Men together (from XM #273)
* Franklin Richards - they first meet at the X-Mansion in Ann. X-Men #5, in the Morlock tunnels (Power Pack #27), and in Latveria when Shadowcat is saved (FF vs X-Men #3-4)
* Frenzy - Frenzy joins the X-Men in battle against Magneto in Genosha (U X-Men #392-393)
* Frigga - Shadowcat mentions Frigga when they are in Asgard (X-Men An. #9)
* Galactus - *Enemy*: Logan first hears of Galactus from Firelord (X-Men #105), and the X-Men see an illusion of Galactus in their back yard (XM An. #7), later they battle on Beyonder's Battleworld planet (first Secret Wars series), when Galactus devours Prison World (W #138), and on the Skrull homeworld (X-Men #370). Nickname: "High Pockets" (W #138)
* Gambit - members of X-Men (from #272)
* Gamora - both are involved in Infinity War
* Gargoyle - they are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* General Ross - Logan is aware of Ross when in Madripoor (W #127), also Hulk mentions the general to him (W/Hulk #3)
* Genesis - residing at the X-Mansion at the same time
* Ghost Rider (DK) - they join forces against the Brood (X-Men #2.9) and against Ogun in the Met (Wolverine #89). Nickname: "Flame-head" (W #89)
* Gladiator - they fought over Majestrix Lilandra in X-Men #107-108 and again in #137 and later on
* Glob Herman - both residents at the Xavier Institute (from around X-Men #413)
* Guardian (James Hudson) - the Hudsons took Wolverine in (seen in e.g. W #minus1), and they were colleagues in the Weapon X program in Canada. Logan still views the Hudsons as his best friends (W #92)
* Havok - allies many times since Krakoa (GSX#1), later members of X-Men (XM #220-251). Nickname: "College Boy" (XM vs A #3)
* Hawkeye - they are allies on Beyonder's Battleworld planet (first Secret Wars series), and against the Dire Wraiths (ROM #65-66) as well as The Beyonder himself (Secret Wars II.9)
* Heimdall - Shadowcat mentions Heimdall when they are in Asgard (X-Men An. #9)
* Hela - Hela and the X-Men have several confrontations in Asgard (NMSE, X-Men An. #9)
* Hellion - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Henry Gyrich - it is explained that Gyrich was liaison for Wolverine in Canada (mentioned in X-Men #228), they meet again in Florida (#228)
* Hepzibah - first joined forces in the Phoenix saga (X-Men #107-108), and allies ever since Starjammers stayed with the X-Men in the Bermuda period (#158-161)
* Hercules - apparently they met in Canada when Wolverine was Department H (retcon in W #144), later they are among the heroes that defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9)
* High Evolutionary - they work together to restore the Savage Land (An. X-Men #12), later he confronts the X-Men and eliminates all mutant powers, but they still save him from Sinister (X-Men #379-380)
* Hulk - they fought when they first met (Hulk #181), but are allies on Beyonder's Battleworld planet (first Secret Wars series), in Madripoor (Wolverine #7-8) and later (W/H and H/W series). Nicknames (as Hulk): "Ol' Green-Skin" (Uncanny X-Men #139), "Bright Eyes" (Wolverine #8), "Fat Boy" (Wolverine/Hulk #2). Nicknames (as Banner): "Four eyes" (H/W 6 Hours #3)
* Human Torch - many team crossovers since Arkon's planet (Ann. X-Men #5) and Beyonder's Battleworld planet (first Secret Wars series)
* Husk - Wolverine trains Generation X at the Massachussets Institute several times (W #94, 141), later both residing at the X-Mansion (from X-Men #413). Some missions together (#417-418). Nickname: "Munchkin" (XM #417)
* Iceman - allies since Krakoa (GSX#1), later X-Men members (from U X-Men #280). Nickname: "Frosty" (XM #242)
* Iron Fist - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Iron-Man - Wolverine first hears Tony Stark mentioned in a briefing in X-Men #119, they take part in the final battle against The Beyonder (Secret Wars II.9), later both members of New Avengers (from #5)
* J. Jonah Jameson - Emma talks about him in Ast X-Men #3.7
* Jack Power - X-Men and Power Pack are friends (e.g. X-Men #195)
* Jean Grey - joined forces on Krakoa (GSX#1), and X-Men together (#97-137, again later). Logan desires her (from #101). Facing annihilation, he kisses her (#394). Nickname: "Red" (#98-384)
* Jubilee - X-Men together (#258-379 and from #427, and again from #4.1)
* Juggernaut - *Enemy:* they battle many times, first in Ireland (X-Men #101-103) - *Ally*: they join forces to free Cassidy Castle from the mutated Black Tom (X-Men #411-412), after which Juggernaut spends time in the X-Mansion. They even go on a mission (#420). Nicknames: "Muscles" (#183, 369), "Chunky" (#412)
* Julia Carpenter - they are allies on Beyonder's Battleworld planet (first Secret Wars series)
* Julie Power - X-Men and Power Pack are friends (e.g. X-Men #195)
* Kang - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Karma - both live in the X-Mansion (X-Men #167-221), and then share adventures in Madripoor (Wolverine #4-8)
* Katie Power - X-Men and Power Pack are friends (e.g. X-Men #195) and Katie helps him defeat Deathstrike (#205)
* Ka-Zar - they join forces in Savage Land against Garokk (X-Men #115-116), Sauron (Marvel Fanfare #4) and later . Nickname: "Blondie" (#115)
* Kid Omega - residing at the X-Mansion at the same time (from around X-Men #413)
* Kingpin - they collide in Hong Kong in X-Men #2.63-2.64
* Klaw - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Lady Deathstrike - *Enemy:* historical foe (e.g. X-Men #205)
* Leader - *Enemy*: apparently they battled in the old days in Canada (W #144[retcon]). Nicknames: "Wedge-head", "Mr. Green Genes" and "Big Dome" (#144[retcon])
* Leech - they clashed in the Alley in X-Men #179
* Lilandra - allies ever since the Phoenix saga (X-Men #105) and also X-Mansion residents (#167-177)
* Lizard - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Loki - *Enemy:* they clash in the "Loki's gift" adventure in Canada (X-Men/Alpha Flight #1-2) and in Asgard (X-Men An. #9)
* Luke Cage - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Longshot - core X-Men members (from #214)
* Luke Cage - members of New Avengers (from #5)
* Madelyne Pryor - *Ally:* they first meet at two weddings (X-Men #173, 175), briefly residing in the X-Mansion (#201), and Maddie becomes part of the X-Men (#221-239) - *Enemy*: Inferno (#242-243)
* Magik - must have heard of her from Colossus, later both residents at the X-Mansion (X-Men #148-221)
* Magma - they reside in the X-Mansion at the same time (New Mutants #13 - X-Men #221)
* Magneto - *Enemy:* many battles with the X-Men (since XM #104), and Magneto forcefully removes Wolverine's adamantium (W #75) *- Ally:* allies since Magneto first came to live with the X-Men (XM #196-221). Nicknames: "Bucket Head" (XM #104 - Secret Wars #5), "Silvertop" (UXM An. #10)
* Mandarin - *Enemy:* the battle over Psylocke (X-Men #258)
* Maria Hill - as director of SHIELD, Hill liaises with New Avengers (from #6)
* Marrow - members of X-Men (from #2.70)
* Marvel Boy - they battle at the UN when Logan is possessed by Aria (W #134)
* Mastermind - *Enemy:* iconic foe beginning with the Dark Phoenix years (X-Men #129)
* Meggan - Brian and Meggan are house guests with the X-Men (An. #11), later their teams join forces against the trolls in England (Excalibur #57-58)
* Mercury - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Merlyn - Black Knight mentions Merlyn during battle (XM vs A #2)
* Mindee Cuckoo - residing at the X-Mansion at the same time (until All-New X-Men #11)
* Mirage - both live in the X-Mansion (X-Men #167-221), later members of X-Men
* Mister Sinister - *Enemy:* first hears him named by Sabretooth (X-Men #212), later the entire pantheon of mutants defeat Sinister after Inferno (X-Factor #39), and X-Men defeat Sinister again on the space station of High Evolutionary (X-Men #380)
* Misty Knight - allies since they joined forces against Eric the Red and Moses Magnum during X-Men #105-122
* Mockingbird - they are among the heroes that defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9)
* MODOK - *Enemy:* the idea of them fighting is in What If #7
* Moira MacTaggert - always allies since Moira first came to the X-Men (#96)
* Monet - Wolverine trains "imposter" Monet at the Massachussets Institute (W #94) and then the actual Monet (#141), she also joins the X-Men on mission to Cassidy Castle (#410-412), later they are X-Men at the same time (from #4.7)
* Monica Rambeau - they are allies on Beyonder's Battleworld planet (first Secret Wars series) and against the Dire Wraiths (ROM #65-66) as well as The Beyonder himself (Secret Wars II.9), and have more crossovers
* Moondragon - she persuaded Wolverine to audition for Avengers (mentioned in Dazzler #17), and they are both among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Moon Knight - they battle at the UN when Logan is possessed by Aria (W #134)
* Multiple Man - they have met many times on Muir Island (since X-Men #104)
* Mystique - *Enemy:* their teams battle many times beginning with Days of Future Past (X-Men #141-142) - *Ally:* they join forces in The Fall in Dallas (#225-227), and on Muir Island (X-Factor #69)
* Nick Fury - X-Men rendezvous with the SHIELD helicarrier (XM An. #7), in retcon and timeline their paths have crossed many times (also mentioned in retrospect in W #minus1)
* Nightcrawler - core X-Men (#94-213 and again from #360). Nicknames: "Elf" (#96-429), "Misfit" (before *c.* #130 - Wolverine #140), "Fuzzy" (X-Men #139, 153), "Fuzzy Elf" (#366), "Blue-boy" (#370), "Fuzzball" (W #140)
* Northstar - involved in big battles in snowy Calgary (X-Men #120-121), in the "Loki's gift" adventure (X-Men/Alpha Flight #1-2) and several others, later members of X-Men (from #414)
* Nova - *Enemy*: Doctor Doom talks of Galactus being found by Nova (Secret Wars #11), and they have a confrontation on the Skrull homeworld (X-Men #370)
* Nova (Richard Rider) - both are involved in Infinity War
* Odin - the X-Men discuss Odin when in Asgard (Ann. #9)
* Oya - residing at the X-Mansion at the same time
* Pete Wisdom - Kitty and Logan discuss Pete in X-Men #2.81
* Phoebe Cuckoo - residing at the X-Mansion at the same time (until All-New X-Men #11)
* Piledriver - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Pixie - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Polaris - *Ally:* allies many times since Krakoa (GSX#1), and briefly members of X-Men (#375-379) - *Enemy:* as Malice, Lorna leads the Marauders against the X-Men (from #221)
* Psylocke - Elizabeth came to the X-Mansion (X-Men #211), and soon core X-Men members (from #213, and again)
* Puck - involved in the "Loki's gift" adventure in Canada (X-Men/Alpha Flight #1-2), the final battle against The Beyonder (Secret Wars II.9), and fighting AIM and MODOK (W #142-143)
* Punisher - they join forces in the Revelation story (W/P Revelation series)
* Pyro - *Enemy:* their teams battlemany times, beginning with Days of Future Past (X-Men #141-142) - *Ally:*  they join forces in The Fall in Dallas (#225-227)
* Quicksilver - joined forces in X-Cutioner's Song (U X-Men #295), later they meet at the wedding of Havok and Polaris (X-Men #425)
* Rachel Summers - first hears about the future Rachel in X-Men #141, in our time Rachel joins the X-Men (#192-209, and again later). Nickname: "Red" (Annual #9 and #207)
* Rage - they clash at the UN when Logan is possessed by Aria (W #134)
* Raza - first joined forces in the Phoenix saga (X-Men #107-108), and allies ever since Starjammers stayed with the X-Men in the Bermuda period (#158-161)
* Reed Richards - many team crossovers since Arkon's planet (Ann. X-Men #5) and Beyonder's Battleworld planet (first Secret Wars series)
* Rick Jones - they are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Rictor - they first meet in Madripoor (New Mutants #93), allies in Genosha (U X-Men #272) but their teams clash in X-Cutioner's Song (#295), after which X-Force briefly stay with the X-Men (X-Force #18-19)
* Rockslide - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Rogue - *Enemy:* initial battles with Mystique's new Brotherhood (from X-Men #158) - *Ally:* core X-Men members (from #172). Nickname: "Red"(sic)(X-Men #158), "River Rat" (#388, #2.108)
* Roma - Roma sends the nine X-Men from her castle to Australia (#227-229)
* Sabretooth - *Enemy:* arch enemy - *Ally:* they used to work together based in Canda
* Sasquatch - their teams had a battle over Wolverine in Calgary (X-Men #120-121), later both involved in the "Loki's gift" adventure (X-Men/Alpha Flight #1-2) and fighting AIM and MODOK (W #142-143)
* Sauron - *Enemy*: they clash but then make peace in Savage Land (#115-116), next time however Sauron attempts to extract all life force from the X-Men (Marvel Fanfare #4), and battle again later (New Avengers #5)
* Scarlet Witch - they are among the heroes that defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9) and several later adventures
* Sebastian Shaw - *Enemy:* iconic foe of the Dark Phoenix years (X-Men #129)
* Selene - *Enemy:* they battle over Rachel Summers in X-Men #184, and both are involved in the Central Park battle against Nimrod (#208)
* Sentry - members of New Avengers
* Shadowcat - core X-Men (#129-213, again #360-390 and from Ast. #3.1). Nickname: "Pun'kin/Pum'kin" (X-Men #149 - Wolverine #146), "Short-stuff" (#152), "Professor Kitty" (All-New #13)
* Shaman - their two teams had a big battle over Wolverine in snowy Calgary (X-Men #120-121), but they are allies against Wendigo (#139-140) and many times after that
* Shang-Chi - they join forces in Hong Kong (X-Men #2.62-2.63)
* Shanna the She-Devil - the X-Men free Shanna when Sauron holds her tormented (Marvel Fanfare #4), they meet in the Savage Land again because of Impossible Man (X-Men An. #7)
* Shatterstar - their teams clash in X-Cutioner's Song (U X-Men #295), after which X-Force briefly stay with the X-Men (X-Force #18-19)
* She-Hulk - they are allies on Beyonder's Battleworld planet (first Secret Wars series) and in the final battle against The Beyonder (Secret Wars II.9), but tussle over the fate of Shadowcat (FF vs X-Men #1-4) as well as the remnants of Magneto's Asteroid M (XM vs A #1-4)
* Silver Surfer - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Siryn - they first meet at the X-Mansion in X-Men #148, but they battled in the Saga of Muir Island (U X-Men #280) and in X-Cutioner's Song (#295), after which X-Force briefly stay with the X-Men (X-Force #18-19)
* Skin - Wolverine trains Generation X at the Massachussets Institute several times (W #94, 141)
* Snowbird - involved in battles in snowy Calgary (Uncanny X-Men #120-121), against Wendigo (#139-140), and several other adventures after that. Nickname: "Princess" (UXM #140)
* Speedball - they clash at the UN when Logan is possessed by Aria (W #134)
* Spider-Man - Logan hears of Peter Parker from Angel (Marvel Fanfare #3), they are allies on Beyonder's Battleworld planet (first Secret Wars series) and in the final battle against The Beyonder (SW II.9), they work together many times later, and members of New Avengers (from #5). Nickname: "Webhead" (MCP #50), "Spastic Twerp" (SM&W #2)
* Spider-Woman (JD) - they are friends since JD visited the X-Men several times (#148, Avengers An. #10), X-Men in turn stayed with JD in San Francisco (X-Men #203-206), and the two remain partners in Madripoor (the Wolverine series). Nickname: "Happy Pants" (New Avengers #5)
* Spiral - *Enemy:* they battle over the arrest of Magneto (X-Men #199), and in Delacorte Theatre (An. #10) - *Ally:* their teams join forces in The Fall in Dallas (#225-227)
* Starfox - they are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Storm - core X-Men (from #94). They kiss when taken away by Horde (An. #11). Nickname: "Princess" (XM #368, 380)
* Strong Guy - Guido joins forces with the X-Men several times (U X-Men #278-295)
* Sub-Mariner - they take part in the final battle against The Beyonder (Secret Wars II.9)
* Sunfire - Sunfire has joined forces with the X-Men and Wolverine many times since Krakoa (e.g. GSX#1, X-Men #118, #181)
* Sunspot - both live in the X-Mansion (X-Men #167-215), but their teams clash in X-Cutioner's Song (#295)
* Surge - residents at the X-Mansion at the same time (from Ast X-Men #3.1)
* Susan Richards - they fought together on Arkon's planet (Ann. X-Men #5) and in the final battle against The Beyonder (Secret Wars II.9), and have several other team crossovers
* Synch - Wolverine trains Generation X at the Massachussets Institute several times (W #94, 141)
* Talisman - they are both involved in the "Loki's gift" adventure in Canada (X-Men/Alpha Flight #1-2) and the final battle against The Beyonder (Secret Wars II.9)
* Tessa - both are involved in the Central Park battle against Nimrod (X-Men #208), later Tessa stayed some time at the X-Mansion, and they were part of X-Treme X-Men (from #25)
* The Thing - they met in the early days in Canada (retold in W #minus1), also many crossovers since Arkon's planet (Ann. X-Men #5) and Beyonder's Battleworld planet (first Secret Wars series)
* The Watcher - they meet and talk on the Moon in X-Men #137
* Thor - Wolverine first hears of Thor from Arkon (Annual X-Men #3), they are allies on Beyonder's Battleworld planet (first Secret Wars series), battle over remnants of Magneto's Asteroid M (XM vs A #1-4), and have several other team crossovers after that
* Thunderball - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Tigra - they join forces against Deathbird in X-Men #155, as well as the Dire Wraiths (ROM #65-66) and The Beyonder (Secret Wars II.9). Nicknames: "Lady Cat" and "Hotshot" (XM #155)
* Titania - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* Toad - Toad is recreated in a Danger Room session (X-Men #2.12)
* Trish Tilby - Wolverine has watched her news coverage (W #90), and they meet as Trish hangs out with Beast and X-Men (e.g. #2.70-2.71)
* U. S. Agent - they clash at the UN when Logan is possessed by Aria (W #134)
* Valerie Cooper - X-Men battle Valerie's troops over the arrest of Magneto (X-Men #199), but they join forces in X-Cutioner's Song (U X-Men #295)
* Valkyrie - they are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Vanisher - they meet when Nightcrawler and Vanisher are transported to another dimension (Bizarre Adventures #27), also Wolverine witnesses the takedown of Vanisher in Tavern on the Green (X.Men #409)
* Vindicator - they had shared history when the Hudsons took in Logan (seen in e.g. W #minus1), and when he was Canadian agent (as seen in X-Men #121). He still views the Hudsons as his best friends (W #92)
* Viper - *Enemy:* Viper attacks the X-Men in Tokyo (#172-173) and they also battle at Stark Resilient industries (All-New X-Men #13) - *Ally*: apparently they used to be allies in Asia (retold in W #126) and actually get married (#126)
* Vision - they join forces to defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9), but clash at the UN when Logan is possessed by Aria (W #134)
* Warlock - both were X-Mansion residents (New Mutants #21 - X-Men #221)
* War Machine - they are allies on Beyonder's Battleworld planet (first Secret Wars series), and are among the heroes that defeat the Dire Wraiths (ROM #65-66)
* Warpath - they first battle at NORAD (X-Men #193), and again in X-Cutioner's Song (#295), after which X-Force briefly stay with the X-Men (X-Force #18-19)
* Wasp - they are allies on Beyonder's Battleworld planet (first Secret Wars series) and in the final battle against The Beyonder himself (Secret Wars II.9)
* Wild Child - they have history from Canada's Department H (flashback in Marvel Comics Presents #51)
* Wolfsbane - both live in the X-Mansion (X-Men #167-221). Nickname: "Pumpkin" (NM #94)
* Wonder Man - they are among the heroes that defeat the Dire Wraiths (ROM #65-66), and in the final battle against The Beyonder (Secret Wars II.9)
* Wrecker - they are on opposite sides on Beyonder's Battleworld planet (first Secret Wars series)
* X-Man - the X-Men teams become aware of X-Man during Onslaught (Onslaught: X-Men), and briefly members of X-Men (#375-379)
* Zeus - Hercules has mentioned Zeus several times (Wolverine #144[retcon], ROM #66)