Nick Fury

* Abigail Brand - SHIELD/SWORD commanders in parallel
* Alicia Masters - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), meet again through Ben Grimm (Two-In-One #77)
* Angel - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), and X-Men and SHIELD join forces in X-Men #2.2-3
* Ant-Man - Fury gives the Avengers a video briefing (A An. #1), often allies through Avengers (since #60)
* Avalanche - Fury discusses the whereabouts of Avalanche with Val Cooper (X-Factor #108)
* Banshee - X-Men and SHIELD join forces in X-Men #2.2-3
* Baron von Strucker - *Enemy*: archenemy (since Howling Commandos #5). Nicknames: "Yer Highness", "Otto" and "Curly" (Strange Tales #157), "Your Highness" (#158)
* Batroc - *Enemy*: Fury is aware that Batroc stole the Inferno 42 element (Strange Tales #142)
* Beast - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), and X-Men and SHIELD join forces in X-Men #2.2-3
* Beetle - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Black Knight - they first met at the wedding of Wasp and Ant-Man (Avengers #60)
* Black Panther - occasional allies through Avengers (e.g. #60, 63)
* Black Widow - they clashed in the old days (retold in Wolverine #minus1), later she is agent for SHIELD (from Avengers #38)
* Cable - Fury and the CSA plan actions against Cable (X-Force #5)
* Captain America - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3). It is then pointed out that they had a history in the war together (Tales of Suspense #78), and starting there they have since had many collaborations. In contrast, Fury at one point clearly states he did not know Cap in the war (CA #109). Nickname: "Masked Man" (TOS #78 - CA #160), "Winghead" (TOS #95 - CA #144), "Sonny Boy" (TOS #96), "Lover Boy" (CA #114), "Sunbeam" (#120), "Shield-slinger" (A #72), "Big Man" (CA #124, 149), "Golden Boy" (CA #127), "Superhero", "Glory Boy" and "Old Buddy" (#153)
* Captain Marvel - Fury and SHIELD attempt to arrest Mar-Vell near Avengers Mansion (A #92)
* Carol Danvers - she worked for SHIELD (retold in Wolverine #minus1)
* Charles Xavier - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), X-Men and SHIELD often join forces (e.g. in X-Men #2.2-3, X-Force #27). Nickname: "Chuck" (X-Men #2.35)
* Clay Quartermain - agent for SHIELD under Fury (since Strange Tales #163)
* Cobra - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Colossus - X-Men and SHIELD join forces in X-Men #2.2-3 and #362
* Contessa Valentina - she works under him at SHIELD (since Strange Tales #159), friends, lovers (Nick Fury #1 - c. Captain America #145)
* Crystal - they first met at the wedding of Wasp and Ant-Man (Avengers #60), and cooperate when SHIELD sends Fantastic Four to find Doctor Doom's army (FaFo #84)
* Cyclops - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), they have often joined forces (beginning with X-Men #2.1)
* Daredevil - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3) and the wedding of Wasp and Ant-Man (Avengers #60), and they ally as they both become captives of Spymaster and Zodiac (IM #35-36)
* Dino Manelli - Howling Commandos in the war and beyond
* Doctor Doom - Fury presents material about Doom to the President (Secret War #1)
* Doctor Octopus - Fury presents material about Octopus to the President (Secret War #1)
* Doctor Strange - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3) and the wedding of Wasp and Ant-Man (Avengers #60)
* Dum Dum Dugan - Howling Commandos in the war (retcon comics), in timeline working in SHIELD (since before Fantastic Four An. #3). Nicknames: "Big Man" (Strange Tales #144), "Old Friend" (#150), "Ol'Timer" (NF #1)
* Edwin Jarvis - they met at the wedding of Wasp and Ant-Man (Avengers #60)
* Electro - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Emma Frost - Fury is guarding Emma's Breakworld adventures with X-Men (from Ast X-Men #3.1)
* Enchantress - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Executioner - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Falcon - they meet when Falcon visits the SHIELD barbershop (Captain America #135), and when Cap has disappeared into the Eart Dig (#136), and have several coops after that. Nickname: "Big Man" (CA #153)
* Fixer - *Enemy*: Fixer and Mentallo invade SHIELD heaquarters and capture Fury (Strange Tales #142-143)
* Foggy Nelson - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Forge - X-Men and SHIELD join forces in X-Men #2.2-3, and then they both serve in the Commission on Superhuman Activities (X-Force #24-28)
* Gabe Jones - Howling Commandos in the war (retcon comics), in timeline working in SHIELD (since before Fantastic Four An. #3)
* Galactus - Fury randomly namedrops Galactus (New Warriors #50)
* Gambit - X-Men and SHIELD join forces in X-Men #2.2-3 and #362
* General Ross - they coordinate efforts to capture the Hulk (Hulk #106) and against Visis from the Microverse (#148), and when Hulk once again is captured (Hulk #152)
* Glenn Talbot - General Ross informs Fury of Talbot's actions to capture Hulk (Hulk #106), and they cooperate to defeat Visis from the Microverse (#148)
* Grey Gargoyle - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3), and battle when Gargoyle invades the SHIELD helicarrier (Captain America #141) and over Element X (#142)
* Hawkeye - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), often allies through Avengers (since A #60)
* Henry Gyrich - they served in the CSA commission (from X-Force #5)
* Hercules - Fury gives the Avengers a video briefing (A An. #1), later Fury sends agents to attack the Avengers in Bloodties (X-Men #2.26)
* High Evolutionary - Ka-Zar tells him about the Evolutionary in Uncanny X-Men #275
* Hulk - *Enemy*: Fury and SHIELD try to capture the Hulk and it ends with a clash in China (Hulk #106-108), later Fury is there when Hulk once again is captured (#152) - *Ally*: they collaborate against Visis from the Microverse (Hulk #148)
* Human Torch - they work together occasionally (since Fantastic Four #21 and An. #3)
* Iceman - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3) and the wedding of Wasp and Ant-Man (Avengers #60) and X-Men and SHIELD join forces in X-Men #2.2-3
* Iron Fist - they meet when Luke Cage is in hospital (Secret War #1, introducing themselves)
* Iron-Man - they first meet the day that Fury is recruited by SHIELD (Strange Tales #135), also meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), close collaborations through SHIELD after that. Nickname (Tony Stark): "Moneybags" (ST #135). Nicknames (Iron-Man): "Shellhead" (Tales of Suspense #2.1 - IM #18), "Metal Man", "Hero Man" and "Tin Man" (IM #35)
* Izzy Cohen - Howling Commandos in the war and beyond
* Jasper Sitwell - agent for SHIELD under Fury (since Strange Tales #144). Nicknames: "Junior" (ST #146), "Sonny Boy" (#147)
* Jean Grey - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), join forces several times (e.g. X-Men #2.2-3 and #35). Nickname: "Red" (X-Men #2.35)
* Jessica Jones - they know each other (indicated when they meet in Secret War #1)
* Jimmy Woo - Jimmy is working with SHIELD under Fury (since Strange Tales #160)
* Jubilee - a feverish Wolverine talks to Fury when Jubilee is nursing him (X-Men #252)
* Julia Carpenter - Fury sends agents to attack WC Avengers in Bloodties (X-Men #2.26)
* Kang - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Karen Page - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Ka-Zar - they join forces in the Savage Land (Uncanny X-Men #274-275)
* Kingpin - they are on the same side against Red Skull and the 5th Sleeper (Captain America #148)
* Luke Cage - they know each other (indicated in Secret War #1)
* Machine Man - Fury and SHIELD captured and held Machine Man (U X-Men #371)
* Madame Masque - the SHIELD brass unknowingly rescue her at high seas (Iron Man #1), later they ally as they both become captives of Spymaster and Zodiac (#35-36)
* Mad Thinker - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Magneto - *Enemy:* SHIELD takes action against Magneto from X-Men #2.1 - *Ally:* they join forces in the Savage Land (Uncanny X-Men #274-275)
* Mandarin - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3), and battle in China as Mandarin is trying to start WW3 (Hulk #108). Nickname: "Crum-bum" (Hulk #108)
* Man-Thing - Fury is in Everglades in Two-In-One #77, but they don't meet
* Maria Hill - she takes over as director of SHIELD after Fury
* Marrow - X-Men and Fury join forces against Pyro in X-Men #362
* Mister Hyde - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3), also Fury comes to the scene after Captain America has battled Hyde and Scorpion (CA #151)
* MODOK - the SHIELD agents attack MODOK and AIM (Captain America #124)
* Mystique - he discusses Brotherhood of Mutants so must know its leader (X-Men #182), and discusses the "suicide" of Mystique (X-Factor #108)
* Nightcrawler - Nightcrawler and Shadowcat shockingly burst into Fury and Valentina's private bedroom (XM An. #7), later X-Men and Fury join forces against Pyro (X-Men #362)
* Percival Pinkerton - members of Howling Commandos
* Psylocke - X-Men and SHIELD join forces in X-Men #2.2-3
* Punisher - they have had a confrontation (mentioned in Captain America #3.25)
* Pyro - in Hunt for Xavier, Pyro clashes with Fury and the X-Men (#362)
* Quasar - Fury originally recruits Quasar for SHIELD (Quasar #1)
* Quicksilver - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3), some collaborations through Avengers (e.g. #94)
* Reb Ralston - Howling Commandos in the war and beyond
* Red Skull - *Enemy:* Fury sends Captain America after Red Skull (CA #101), and works to disarm a nuclear bomb planted by SKull (#104) and more, later we are told they battled in WW2 (CA An. #9)
* Reed Richards - they work together occasionally (since Fantastic Four #21 and An. #3) in retcon shown to know each other since WW2 (Sgt. Fury #3). Nickname: "Boy Scout" (FaFo #21)
* Rick Jones - Rick suddenly is seen working with Fury (Captain America #114), and they have joined forces through Avengers (e.g. #72)
* Rictor - Fury attempts to arrest some of X-Force on Greymalkin space station (X-Force #21-22)
* Robbie Robertson - they have a meeting about Captain America in Fury's apartment, and it is said they are friends (CA #127)
* Rogue - he first discusses Rogue in X-Men #182, they have often joined forces (e.g #274-275 and #2.2-3)
* Sabretooth - they once clashed in the streets of Washington (retold in Wolverine #minus1)
* Sam Sawyer - Howling Commandos in the war and beyond
* Scarlet Witch - collaborations through Avengers (e.g. #94)
* Scorpion - *Enemy*: Fury comes to the scene after Captain America has battled Hyde and Scorpion (CA #151), later he presents material about Scorpion to the President (Secret War #1)
* Sentry - Sentry let Fury imprison him for murdering his wife (New Avengers #2)
* Sersi - Fury sends agents to attack the Avengers in Bloodties (X-Men #2.26)
* Shadowcat - Nightcrawler and Shadowcat shockingly burst into Fury and Valentina's private bedroom (XM An. #7), later X-Men and Fury join forces against Pyro (X-Men #362). Nickname: "Young Lady" (X-Men An. #7)
* Shanna the She-Devil - they met when Zaladane ruled the Savage Land (U X-Men #275)
* Sharon Carter - agent for SHIELD under Fury (since before Tales of Suspense #92)
* Shatterstar - Fury attempts to arrest some of X-Force on Greymalkin space station (X-Force #21-22)
* Silver Surfer - Fury shoots Surfer down when he is led to attack SHIELD (SS #17)
* Spider-Man - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3) and the wedding of Wasp and Ant-Man (Avengers #60), later Fury employs SM to find Wolverine (SM&W series)
* Spider-Woman (JD) - she worked for Fury and SHIELD
* Storm - X-Men and SHIELD join forces in X-Men #2.2-3 and #362
* Super-Skrull - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Supreme Intelligence - Thor mentions the Supreme after returning to Earth (Avengers #97)
* Susan Richards - they work together occasionally (since Fantastic Four #21 and An. #3)
* The Thing - they work together occasionally (since Fantastic Four #21 and An. #3), later Ben works for Fury (Startling Stories: The Thing), in retcon they fought in the war together (Two-In-One #77). Nickname: "Smiley" (Fantastic Four #21)
* Thor - they meet at the wedding of Reed and Susan Richards (Fantastic Four An. #3) and the funeral of Captain America (CA #113), some collaborations through Avengers (e.g. A #94)
* Triathlon - they meet at a funeral (Captain America #3.46)
* Trish Tilby - Trish has a news report on Fury in Uncanny X-Men #274
* U. S. Agent - Fury sends agents to attack the WC Avengers in Bloodties (X-Men #2.26)
* Valerie Cooper - became allies of intelligence (from X-Men #2.2), and they both serve in the Commission on Superhuman Activities (X-Force #24-28)
* Viper - *Enemy*: Madame Hydra attacks and gasses the entire funeral party for Captain America (CA #113)
* Vision - often allies through Avengers (since #60)
* War Machine - Fury sends agents to attack the WC Avengers in Bloodties (X-Men #2.26)
* Wasp - Fury gives the Avengers a video briefing (A An. #1), often allies through Avengers (since #60)
* Whirlwind - *Enemy*: they take part in the big battle at the wedding of Reed and Susan Richards (Fantastic Four An. #3)
* Winter Soldier - Fury watches a reunion of Captain America and Bucky Barnes on TV (CA #132). In retcon they collaborated during WW2 (as shown in CA An. #9)
* Wolverine - their paths have crossed many times (also mentioned in retrospect in W #minus1)