List of Canon Characters/Names F-K

| bgcolor="#3fbbff" | F
| Farafra
| 0167
| 0105
| 2001
|
|-
|
| Farul
| 0722
| 0634
| 2013
|
|-
|
| Faust
| 0508
| 0401
| 2008
| His name was revealed in SBS Volume 86.
|-
|
| Fen Bock
| 0668
| 0593
| 2012
|
|-
|
| Figarland Garling
| 1086
|
| 2023
|
|-
|
| Finamore
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Fillonce
| 0608
| 0527
| 2010
| Her name was revealed in the Blue Deep databook.
|-
|
| Fishbonen
| 0594
| 0511
| 2010
| His name was revealed in the Blue Deep databook.
|-
|
| Fisher Tiger
| 0521
| 0415
| 2008
|
|-
|
| Flapper
| 0711
| 0641
| 2013
|
|-
|
| Flare
|
|
| 1994
| Appeared in the one-shot Monsters.
|-
|
| Footbianco
| 0329
| 0233
| 2004
| His name was revealed in the Vivre Card databook.
|-
|
| Forest Boss
| 0333
|
| 2004
| Cover story character.
|-
|
| Forliewbs
| 0566
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Fossa
| 0553
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Fourtricks
| 0994
| 0982
| 2020
|
|-
|
| Foxy
| 0305
| 0207
| 2004
|
|-
|
| Francois
| 0537
| 0438
| 2009
| His name was revealed in Vivre Card.
|-
|
| Franky
| 0329
| 0233
| 2004
| His name was revealed in Chapter 335. His birth name, Cutty Flam, was revealed in Chapter 346.
|-
|
| Fuga
| 0991
| 1055
| 2020
| His name was revealed in Chapter 1030.
|-
|
| Fugar
| 1079
| 1112
| 2023
| 
|-
|
| Fugetsu Kisaburo
| 
| 
| 2024
| He was first mentioned in SBS Volume 109.
|-
|
| Fugetsu Omusubi
| 1024
| 1048
| 2021
| His name was revealed in SBS Volume 101.
|-
|
| Fujin
| 0931
| 0925
| 2019
| His name was revealed in Chapter 933.
|-
|
| Fukaboshi
| 0609
| 0528
| 2011
|
|-
|
| Fukumi
|
|
| 2022
| She was first mentioned in SBS Volume 103.
|-
|
| Fukurokuju
| 0931
| 0925
| 2019
|
|-
|
| Fukurou
| 0375
| 0264
| 2005
|
|-
|
| Fullbody
| 0043
| 0020
| 1998
|
|-
|
| Funkfreed
| 0365
| 0254
| 2005
|
|-
|
| Furrari
| 0906
| 0884
| 2018
| His name was revealed in Vivre Card.
|-
|
| Fuza
| 0241
| 0155
| 2002
| Its name was revealed in Chapter 248.
|-
| bgcolor="#3fbbff" | G
| Gab
| 0580
| 0489
| 2010
| His name was revealed in SBS Volume 101.
|-
|
| Gaburu
| 0702
| 0921
| 2013
| He was first seen via a photograph.
|-
|
| Gaikotsu Yukichi
|
|
| 2009
| His name was revealed in SBS Volume 53. His face is printed on every 10,000 banknote.
|-
|
| Gaimon
| 0022
| 0018
| 1998
|
|-
|
| Gal
| 0680
| 0606
| 2012
| He was named in his anime concept art.
|-
|
| Galaxy
| 0437
|
| 2007
| Cover story character. His name was revealed in the Blue Deep databook.
|-
|
| Galdino
| 0117
| 0070
| 2000
| His real name was revealed by an Impel Down Guards in Chapter 532.
|-
|
| Gally
| 0902
| 0877
| 2018
| He first appeared in Romance Dawn, Version 1 in 1996.
|-
|
| Gama Pyonnosuke
| 0909
| 0892
| 2018
| He was named in SBS Volume 95.
|-
|
| Gambia
| 0705
| 0634
| 2013
|
|-
|
| Gambo
| 0905
| 0883
| 2018
| His name was revealed in Chapter 1082.
|-
|
| Gan Fall
| 0237
| 0153
| 2002
|
|-
|
| Gancho
| 0711
| 0641
| 2013
|
|-
|
| Gangaru
| 0951
| 0951
| 2019
| His real name was revealed in Vivre Card.
|-
|
| Ganryu
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Ganryu
| 0966
| 0968
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Garudan
| 0951
| 0951
| 2019
| His name was revealed in the Vivre Card databook.
|-
|
| Gatherine
| 0379
| 0266
| 2005
|
|-
|
| Gattenshochinosukeo
| 0954
| 0955
| 2019
| His name was revealed in the Vivre Card databook.
|-
|
| Gatz
| 0702
| 0631
| 2013
| His name was revealed in Chapter 709.
|-
|
| Gazelleman
| 0914
| 0900
| 2018
|
|-
|
| Gecko Moria
| 0449
| 0343
| 2007
|
|-
|
| Gedatsu
| 0241
| 0155
| 2002
| His name was revealed in Chapter 254.
|-
|
| Gem
| 0110
| 0065
| 1999
| His real name was revealed in Vivre Card.
|-
|
| Genbo
| 0249
| 0163
| 2002
| His name was revealed by Wyper in Chapter 251.
|-
|
| Genrin
| 0940
| 0937
| 2019
| His name was revealed in Vivre Card.
|-
|
| Genzo
| 0071
| 0032
| 1999
|
|-
|
| George Black
| 0536
| 0436
| 2009
| Mentioned only character. Their name was seen on Impel Down's level 5 prisoner list.
|-
|
| George Mach
| 0313
| 0217
| 2004
|
|-
|
| Gerd
| 0866
| 0836
| 2017
|
|-
| 
| Gerotini
| 1079
| 1112
| 2023
| 
|-
|
| Giberson
| 0860
| 0828
| 2017
|
|-
|
| Gig
| 1024
| 1067
| 2021
| His name was revealed in SBS Volume 102.
|-
|
| Gimlet
| 0775
| 0715
| 2015
|
|-
|
| Gin
| 0044
| 0021
| 1998
| His name was revealed in Chapter 45.
|-
|
| Gina
| 0318
| 0215
| 2004
|
|-
|
| Ginko
| 0682
| 0608
| 2012
| She is named in Episode 608 credits.
|-
|
| Ginnosuke
| 0919
| 0909
| 2018
| His name was revealed in Vivre Card.
|-
|
| Ginny
| 1095
| 
| 2023
| 
|-
|
| Ginrummy
| 0795
| 0739
| 2015
|
|-
|
| Giro Chintaro
| 0909
| 0892
| 2018
| His name was revealed in Vivre Card.
|-
|
| Giolla
| 0682
| 0608
| 2012
| Her name was revealed in Chapter 714.
|-
|
| Gion
| 0907
| 0887
| 2018
| Better known by her alias Momousagi.
|-
|
| Giovanni
| 0809
| 0758
| 2015
| His name was revealed in Vivre Card.
|-
|
| Gismonda
| 0705
| 0635
| 2013
| His name was revealed in SBS Volume 104.
|-
|
| Gladius
| 0682
| 0608
| 2012
| His name was revealed in Chapter 723.
|-
|
| Gloriosa
| 0514
| 0408
| 2008
| She was first introduced as Elder Nyon. Her real name was revealed by Boa Hancock in Chapter 517.
|-
|
| Glove
| 0427
| 0309
| 2006
|
|-
|
| Gode
| 0256
| 0169
| 2003
| His name was revealed in the Blue Deep databook.
|-
|
| Going Merry
| 0041
| 0017
| 1998
|
|-
|
| Goki
| 0954
| 0955
| 2020
| His name was revealed by Scratchmen Apoo in Chapter 991.
|-
|
| Gol D. Roger
| 0001
| 0001
| 1997
| His real name was revealed by Kureha in Chapter 154.
|-
|
| Goldberg
| 0899
| 0836
| 2017
| He was mentioned by a giant in Chapter 866.
|-
|
| Goldfish Princess
| 0189
|
| 2001
| Cover story character.
|-
|
| Gomorrah
| 0366
| 0256
| 2005
|
|-
|
| Gonbe
| 0322
| 0229
| 2004
|
|-
|
| Goo
| 0483
| 0375
| 2007
| His name was revealed in the Blue Deep databook.
|-
|
| Gorilla
| 0596
| 0514
| 2010
|
|-
|
| Gorishiro
| 0978
| 0982
| 2020
| His name was revealed in Chapter 997.
|-
|
| Goro
| 0316
| Stampede
| 2004
| Cover story character.
|-
|
| Gorobe
| 0924
| 0916
| 2018
|
|-
|
| Gotti
| 0825
| 0783
| 2016
|
|-
|
| Grabar
| 0717
| 0647
| 2013
| Her name was revealed in SBS Volume 73.
|-
|
| Gram
| 0391
| 0275
| 2005
| Her name revealed in Color Walk 4.
|-
|
| Great Michael
| 0563
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Guernika
| 0705
| 0635
| 2013
| His name was revealed in Chapter 1053, although his identity was not clear until SBS Volume 104.
|-
|
| Guillotine
| 1078
| 1111
| 2023
| His name was revealed in Chapter 1108.
|-
|
| Gyaro
| 0197
| 0386
| 2001
| His name was revealed in the Blue databook. He is formally introduced in Chapter 492.
|-
|
| Gyogyo
| 0498
| 0392
| 2008
| His name was revealed in Chapter 1097.
|-
|
| Gyoro
| 0449
| 0343
| 2007
|
|-
|
| Gyoru
| 0001
| 0045
| 1997
| His name was revealed in the Blue databook.
|-
|
| Gyro
| 0611
| 0530
| 2011
| His name was revealed in Chapter 611.
|-
| bgcolor="#3fbbff" | H
| Hack
| 0706
| 0633
| 2013
|
|-
|
| Hack
| 0391
| 0275
| 2005
| His name revealed in Color Walk 4.
|-
|
| Hajrudin
| 0706
| 0639
| 2013
| He was first mentioned by Maynard in Chapter 705.
|-
|
| Hakowan
| 0245
| 0778
| 2002
| His name was revealed in the Blue Deep databook.
|-
|
| Hakugan
| 0810
| 0757
| 2015
| His name was revealed by Trafalgar D. Water Law in Chapter 1064.
|-
|
| Ham Burger
| 0823
| 0777
| 2016
| His name was revealed in Chapter 905.
|-
|
| Hamburg
| 0305
| 0207
| 2004
|
|-
|
| Hamlet
| 0994
| 0982
| 2020
|
|-
|
| Hammond
| 0607
| 0526
| 2010
|
|-
|
| Han
| 0940
| 0937
| 2019
|
|-
|
| Hana
| 0971
| 0973
| 2020
|
|-
|
| Hanafuda
| 
| 
| 2024
| He was first alluded to in Chapter 1100 and named in SBS Volume 109.
|-
|
| Hangan
| 0556
| 0465
| 2009
| His name was revealed in the Green databook.
|-
|
| Hanger
| 0097
| 0048
| 1999
| His name was revealed in the Blue databook.
|-
|
| Hanji
| 0929
| 0922
| 2019
| His name was revealed in Vivre Card.
|-
|
| Hanji
| 0949
| 0947
| 2019
| His name was revealed in the captions of Episode 947.
|-
|
| Hannyabal
| 0525
| 0422
| 2008
|
|-
|
| Hanzo
| 0931
| 0925
| 2019
| His name was revealed by Shinobu in Chapter 933.
|-
|
| Happa Yamao
| 0341
| 0241
| 2004
| His name was revealed in SBS Volume 76.
|-
|
| Happygun
| 0578
|
| 2010
| His name was revealed in the Green databook.
|-
|
| Hara
| 0919
| 0909
| 2018
| His name was revealed in Vivre Card.
|-
|
| Haredas
| 0523
| 0418
| 2008
| His name was revealed in Episode 418 credits. He is formally introduced in the manga in Chapter 592.
|-
|
| Hareji
| 0948
| 0947
| 2019
| His name was revealed in Vivre Card.
|-
|
| Harisenbon
| 0617
| 0555
| 2011
|
|-
|
| Haritsu Kendiyo
| 0594
| 0511
| 2010
| His name was revealed in the Blue Deep databook.
|-
|
| Haruta
| 0553
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Hasami
| 0176
| 0110
| 2001
| His name was revealed by Nami in Chapter 180.
|-
|
| Hatcha
| 0981
| 0987
| 2020
| He first appeared as a silhouette in Chapter 980.
|-
|
| Hatchan
| 0069
| 0031
| 1999
| Also known by his nickname "Hachi".
|-
|
| Hatsume
| 0951
| 0951
| 2019
| Her real name was revealed in Vivre Card.
|-
|
| Hattori
| 0323
| 0230
| 2004
|
|-
| 
| Hawkman
| 0959
| 0960
| 2019
| His name was revealed in the Vivre Card databook.
|-
|
| Heat
| 0500
| 0394
| 2008
| His name was revealed in the Blue Deep databook
|-
|
| Helmeppo
| 0003
| 0002
| 1997
|
|-
|
| Heppoko
| 0002
| 0001
| 1997
| His name was revealed in the Blue databook.
|-
|
| Hera
| 0703
| 0633
| 2013
| His name was written on his back along with his participant number.
|-
|
| Hera
| 1011
| 1028
| 2021
| 
|-
|
| Heracles
| 0524
| 0420
| 2008
|
|-
|
| Herb
| 0287
| 0187
| 2003
| Her name was revealed in the Blue Deep databook.
|-
|
| Hewitt
| 0223
| 0146
| 2002
| His name was revealed in the Blue databook.
|-
|
| Hibari
| 1061
| 1090
| 2022
|
|-
|
| Hidayu
| 0926
| 0918
| 2018
| His name was revealed in Vivre Card.
|-
|
| Higuma
| 0001
| 0004
| 1997
|
|-
|
| Hihimaru
| 0910
| 0892
| 2018
| Its name was revealed/given in Chapter 911.
|-
|
| Hikkomitsukumai
| 0951
| 0951
| 2019
| His name was revealed in the Vivre Card databook.
|-
|
| Hikoichi
| 0180
| 0111
| 2001
| His name was revealed in the Blue databook.
|-
|
| Hildon
| 0444
| 0339
| 2007
|
|-
|
| Himuro
| 0951
| 0951
| 2019
| His name was revealed in Vivre Card.
|-
|
| Hina
| 0171
| 0127
| 2001
|
|-
|
| Hinokizu
| 1056
| 1083
| 2022
| Mentioned only character. He was first mentioned by Eustass Kid in Chapter 1056.
|-
|
| Hip
| 1038
| 1065
| 2022
| Her name was revealed in SBS Volume 102.
|-
|
| Hippan Natte
| 0948
| 0947
| 2019
| His name was revealed in Vivre Card.
|-
|
| Hippie
| 1122
| 
| 2000
| He originally appeared in Weekly Shonen Jump 2000 Issue 8, and was canonized in Chapter 1122.
|-
|
| Hippo Gentleman
| 0451
| 0345
| 2007
| His name was revealed by Perona in Chapter 466.
|-
|
| Hiramera
| 0608
| 0527
| 2010
| Her name was revealed in SBS Volume 65.
|-
|
| Hiriluk
| 0140
| 0085
| 2000
|
|-
|
| Hiro Gomon
| 1122
| 
| 2000
| He originally appeared in Weekly Shonen Jump 2000 Issue 8, and was canonized in Chapter 1122.
|-
|
| Hiroshi
| 0915
| 0901
| 2018
| His name was revealed in Vivre Card.
|-
|
| Hitsugisukan
| 0963
| 0968
| 2019
| His name and full appearance were revealed in Chapter 967.
|-
|
| Ho
| 0213
| 0128
| 2002
| His name was revealed in the Blue databook.
|-
|
| Hocha
| 0391
| 0275
| 2005
| His name was revealed in Color Walk 4.
|-
|
| Hocker
| 0012
| 0006
| 1997
| Name was revealed in the Blue databook.
|-
|
| Hody Jones
| 0608
| 0527
| 2010
| He was officially introduced in Chapter 611.
|-
|
| Hoe
| 0611
| 0530
| 2011
|
|-
|
| Hogback
| 0446
| 0340
| 2007
| He was first mentioned by Hildon in Chapter 444.
|-
|
| Hoichael
| 0432
| 0313
| 2006
| He was first mentioned by Tilestone in Chapter 366.
|-
|
| Hoisassa
| 0942
| 0939
| 2019
| His name was revealed in Vivre Card.
|-
|
| Holed'em
| 0915
| 0901
| 2018
| He was first mentioned by Gazelleman in Chapter 914.
|-
|
| Holy
| 0241
| 0155
| 2002
| His name was revealed by Ohm in Chapter 251.
|-
|
| Home
| 0921
| 0912
| 2018
| Its name was revealed in Vivre Card.
|-
|
| Hongo
| 0001
| 0489
| 1997
| His name was revealed in SBS Volume 101.
|-
|
| Honner
| 0287
| 0187
| 2003
| His name was revealed in the Vivre Card databook.
|-
|
| Hop
| 1040
| 1112
| 2022
| Her name was revealed in SBS Volume 102.
|-
| 
| Horseman
| 1016
| 1037
| 2021
| His name was revealed in the Vivre Card databook.
|-
|
| Hotei
| 0951
| 0951
| 2019
| His name was revealed in Chapter 986.
|-
|
| Hotori
| 0261
| 0171
| 2003
|
|-
|
| Hototogisu
| 0766
| 0705
| 2014
| Her name was revealed in SBS Volume 108.
|-
|
| Hound
| 1078
| 1111
| 2023
| His name was revealed in Chapter 1108.
|-
|
| House
| 1038
| 1067
| 2022
| Her name was revealed in SBS Volume 102.
|-
|
| Hublot
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Humphrey
| 0598
| 0517
| 2008
| His name was revealed in the Blue Deep databook.
|-
|
| Hustle
| 0060
|
| 1998
| His name was revealed in the Blue databook.
|-
|
| Hyota
| 0196
| 0120
| 2001
| His name was revealed in the Blue databook.
|-
|
| Hyougoro
| 0926
| 0919
| 2018
| His full name was revealed in Chapter 934.
|-
|
| Hyoutauros
| 0658
| 0582
| 2012
| His name is mentioned by Luffy in Episode 582.
|-
|
| Hyouzou
| 0607
| 0527
| 2010
| His name was revealed in Chapter 610.
|-
| bgcolor="#3fbbff" | I
| Ibiributsu
| 0926
| 0919
| 2018
| His name was revealed in Vivre Card.
|-
|
| Ibusu
| 0738
| 0671
| 2014
|
|-
|
| Iceburg
| 0323
| 0230
| 2004
|
|-
|
| Ichika
| 0608
| 0527
| 2010
|
|-
|
| Ideaman
| 0055
| 0025
| 1998
| His name was revealed in the Blue databook.
|-
|
| Ideo
| 0706
| 0633
| 2013
|
|-
|
| Igaram
| 0106
| 0064
| 1999
| His real name was revealed introduced by Nefertari Vivi in Chapter 110.
|-
|
| Ikaros Much
| 0611
| 0530
| 2011
|
|-
|
| Ikkaku
| 0810
| 0757
| 2016
| Her name was revealed in SBS Volume 83.
|-
|
| Ikkaku
| 0915
| 0902
| 2018
| His name was revealed in Vivre Card.
|-
|
| Imu
| 0906
| 0885
| 2018
| Their name was revealed in Chapter 908.
|-
|
| Inazuma
| 0536
| 0438
| 2009
| He reveals his name in Chapter 537.
|-
|
| Inbi
| 0954
| 0955
| 2019
| His name was revealed in Chapter 1030.
|-
|
| Indigo
| 0000
| 0429
| 2009
|
|-
|
| Inhel
| 0718
| 0648
| 2013
| His name was revealed in SBS Volume 73.
|-
|
| Inoichibannosuke
| 0917
| 0904
| 2018
| His name was revealed in Vivre Card.
|-
|
| Inuarashi
| 0808
| 0756
| 2015
| He first appeared shadowed in Wanda's flashback in Chapter 806.
|-
|
| Inukai
| 0932
| 0926
| 2019
| His name was revealed in Vivre Card.
|-
|
| Inuppe
| 0451
| 0345
| 2007
| His name was revealed in the One Piece Manga Volume 48.
|-
|
| Ipponmatsu
| 0097
| 0049
| 1998
|
|-
|
| Ipponume
| 0097
| 0049
| 1998
| Her name was revealed in Vivre Card.
|-
|
| Isa
| 0256
| 0168
| 2003
| Her name was revealed in the Blue Deep databook.
|-
|
| Ishigo Shitemanna
| 0325
| 0231
| 2004
| His name was revealed in the Blue Deep databook.
|-
|
| Ishilly
| 0608
| 0527
| 2010
| Her name was called out by another mermaid in Chapter 612.
|-
|
| Island Eater
| 0129
| 0077
| 2000
| His name was revealed in Vivre Card.
|-
|
| Islewan
| 0553
| 0462
| 2009
| His name was revealed in the Green databook.
|-
|
| Issho
| 0701
| 0630
| 2013
| His alias was revealed by Sakazuki in Chapter 700. His real name was revealed in Chapter 705.
|-
|
| Isuka
|
|
| 2018
| She was first introduced in One Piece novel A Volume 1.
|-
|
| Itomimizu
| 0306
| 0209
| 2004
|
|-
|
| Ivan X
| 0180
| 0111
| 2001
| His name was revealed in the Blue databook.
|-
|
| Izou
| 0553
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Iwatobi
| 0823
| 0777
| 2016
| His name was revealed in Vivre Card.
|-
|
| Iyan'eno Chinode
| 1074
| 1106
| 2023
| Her name was revealed in SBS Volume 107.
|-
| bgcolor="#3fbbff" | J
| Jabra
| 0375
| 0264
| 2005
|
|-
|
| Jack
| 0801
| 0746
| 2015
| He was first mentioned by one of his subordinates in Chapter 692.
|-
|
| Jack-in-the-Box
| 0448
| 0342
| 2007
|
|-
|
| Jacksonbanner
| 0967
| 0968
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Jaguar
| 1039
| 1067
| 2022
| His name was revealed in SBS Volume 102.
|-
|
| Jaguar D. Saul
| 0392
| 0275
| 2005
|
|-
|
| Jaki
| 0954
| 0955
| 2019
| His name was revealed in Chapter 989.
|-
|
| Jalmack
| 0588
| 0502
| 2010
|
|-
|
| Jango
| 0025
| 0009
| 1998
|
|-
|
| Jarul
| 0866
| 0836
| 2017
|
|-
|
| Jaygarcia Saturn
| 0233
| 0151
| 2002
| His name was revealed in Chapter 1073.
|-
|
| Jean Ango
| 0706
| 0639
| 2013
|
|-
|
| Jean Bart
| 0497
| 0391
| 2008
| His name was revealed by Trafalgar D. Water Law in Chapter 505.
|-
|
| Jean Goen
| 0526
| 0423
| 2008
| His name was revealed in Vivre Card.
|-
|
| Jeep
| 0906
| 0884
| 2018
| Her name was revealed in the captions of Episode 889.
|-
|
| Jeet
| 0706
| 0632
| 2013
|
|-
|
| Jerry
| 0362
| 0253
| 2005
|
|-
|
| Jero
| 0680
| 0606
| 2012
| He was named in his anime concept art.
|-
|
| Jesus Burgess
| 0222
| 0146
| 2002
| His name was revealed in Chapter 234.
|-
|
| Jew Wall
| 0222
| 0145
| 2002
| Mentioned only character. Their name was first mentioned in Chapter 222.
|-
|
| Jewelry Bonney
| 0498
| 0392
| 2008
|
|-
|
| Jibuemon
| 0920
| 0911
| 2018
|
|-
|
| Jigoku Benten
| 0931
| 0925
| 2019
| Her name was revealed in the credits of Episode 925.
|-
|
| Jigokukamabuta Megatenpanchiro
| 0943
| 0940
| 2019
| His name was revealed in Vivre Card.
|-
|
| Jigoro
| 0452
| 0346
| 2007
|
|-
|
| Jigra
| 0860
| 0830
| 2017
|
|-
|
| Jinbe
| 0528
| 0416
| 2009
| He was first mentioned by Yosaku in Chapter 69.
|-
|
| Jiron
| 1082
| 1116
| 2023
|
|-
|
| Jobo
| 0232
| 0150
| 2002
| His name was revealed in the Blue Deep databook.
|-
|
| John
| 0450
| 0344
| 2007
| He was first mentioned by Buggy in Chapter 233.
|-
|
| John Giant
| 0096
| 0045
| 1999
| His name was revealed in the Blue databook.
|-
|
| Johnny
| 0042
| 0019
| 1998
|
|-
|
| Jorge
| 0353
| 0248
| 2005
| His name was revealed in the Blue Deep databook.
|-
|
| Joseph
| 0705
| 0635
| 2013
| His name was revealed in SBS Volume 104.
|-
|
| Joshu
| 1065
| 1095
| 2022
| Its name was revealed in SBS Volume 106.
|-
|
| Jorul
| 0866
| 0836
| 2017
|
|-
|
| Joy Boy
| 0628
| 0548
| 2011
| His name was read on a Poneglyph by Nico Robin in Chapter 628.
|-
|
| Jozu
| 0234
| 0151
| 2002
|
|-
|
| Judy
| 0499
| 0393
| 2008
| His name was revealed in the Blue Deep databook.
|-
|
| Jugemu Jugemuko
| 0954
| 0955
| 2019
| Her name was revealed in the Vivre Card databook.
|-
|
| Jujiro
| 0926
| 0918
| 2018
| His name was revealed in the Vivre Card databook.
|-
|
| Juki
| 0977
| 0982
| 2020
| His name was mentioned by X Drake in Chapter 990.
|-
|
| Julius
| 0578
| 0489
| 2010
| His name was revealed in the Green databook.
|-
|
| Jumper
| 0980
| 1006
| 2020
| His name was revealed in the Vivre Card databook.
|-
|
| Junan
| 0611
| 0530
| 2011
| His name was revealed in the Blue Deep databook.
|-
| bgcolor="#3fbbff" | K
| Kabu
| 0710
| 0640
| 2013
| Real appearance revealed in Chapter 711.
|-
|
| Kadar
| 0622
| 0541
| 2011
|
|-
|
| Kagero
| 0920
| 0909
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kagikko
| 0064
|
| 1998
| His name was revealed in the Blue databook.
|-
|
| Kaidou
| 0795
| 0739
| 2015
| He was first mentioned by Gecko Moria in Chapter 456. Part of his face was seen in Chapter 693 color spread.
|-
|
| Kairen
| 0608
| 0527
| 2010
| Her name was revealed in SBS Volume 65.
|-
|
| Kairiken
| 0498
| 0392
| 2008
| His name was revealed in the Blue Deep databook.
|-
|
| Kairo Kureyo
| 0535
| 0437
| 2009
| His name was revealed in Vivre Card.
|-
|
| Kaku
| 0323
| 0230
| 2004
|
|-
|
| Kaku
| 0927
| 0919
| 2018
|
|-
|
| Kakukaku
| 0334
| 0237
| 2004
| His name was revealed in SBS Volume 43.
|-
|
| Kakunoshin
| 0926
| 0918
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kalgara
| 0286
| 0187
| 2006
| He was first mentioned by Braham in Chapter 249.
|-
|
| Kalifa
| 0323
| 0230
| 2004
|
|-
|
| Kamakiri
| 0249
| 0163
| 2002
|
|-
|
| Kamakirigirl
| 0983
| 0991
| 2020
| Her name was revealed in the Vivre Card databook.
|-
|
| Kamekichi
| 0926
| 0918
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kamijiro
| 0914
| 0901
| 2018
| His name was revealed by Holed'em in Chapter 917.
|-
|
| Kaneshiro
| 0072
| 0032
| 1999
| His name was revealed in the Blue databook.
|-
|
| Kanezenny
| 0398
| 0278
| 2006
| Her name was revealed in the Blue Deep databook.
|-
|
| Kappa
| 0167
| 0105
| 2001
|
|-
|
| Karasu
| 0593
| 0510
| 2010
| His name and full appearance were revealed in Chapter 904.
|-
|
| Karma
| 0553
| 0467
| 2009
| His name was revealed in the Green databook.
|-
|
| Karoo
| 0109
| 0065
| 1999
|
|-
|
| Kasa
| 0594
| 0511
| 2010
| Her name was revealed in the Blue Deep databook.
|-
|
| Kasagoba
| 0607
| 0527
| 2010
| His name was revealed in the Blue Deep databook.
|-
|
| Kashii
| 0377
| 0265
| 2005
|
|-
|
| Kashigami
| 0287
| 0187
| 2003
|
|-
|
| Katsuzo
| 0960
| 0960
| 2019
|
|-
|
| Kawamatsu
| 0920
| 0910
| 2018
| He was first mentioned by Kin'emon in Chapter 921.
|-
|
| Kaya
| 0023
| 0009
| 1998
| Her name was revealed in Chapter 24.
|-
|
| Kazekage
| 0931
| 0925
| 2019
| His name and its spelling were revealed in SBS Volume 97.
|-
|
| Kazenbo
| 1030
| 1055
| 2021
|
|-
|
| Kebi
| 0164
| 0100
| 2001
| His name was revealed in the Blue databook.
|-
|
| Kechatch
| 0553
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Keith
| 0809
| 0759
| 2015
| His name was revealed in Vivre Card.
|-
|
| Kentauros
| 0180
| 0111
| 2001
| His name was revealed in the Blue databook.
|-
|
| Kelly Funk
| 0704
| 0633
| 2013
|
|-
|
| Kerville
| 0379
| 0267
| 2005
| His name was revealed in Chapter 399.
|-
|
| Kibagaeru
| 0306
| 0208
| 2004
| His name was revealed in the Blue Deep databook.
|-
|
| Kibin
| 0594
| 0475
| 2010
| His name was revealed in Episode 475 credits.
|-
|
| Kiev
| 0325
| 0231
| 2004
| His name was revealed in the Yellow databook.
|-
|
| Kikipatsu
| 0925
| 0917
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kiku
| 0515
| 0409
| 2008
| Mentioned only character. Her name was seen on an arena battle board on Amazon Lily.
|-
|
| Kikunojo
| 0913
| 0899
| 2018
|
|-
|
| Kikyo
| 0514
| 0408
| 2008
|
|-
|
| Killer
| 0498
| 0392
| 2008
|
|-
|
| Kimel
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Kin'emon
| 0656
| 0580
| 2012
| His name was revealed in Chapter 664.
|-
|
| Kinbo
| 0917
| 0904
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kinderella
| 0261
| 0778
| 2003
| Her real name was revealed in Chapter 906.
|-
|
| King
| 0925
| 0918
| 2018
| He first appeared as a silhouette in Chapter 920.
|-
|
| Kingbaum
| 0836
| 0797
| 2016
|
|-
|
| Kinga
| 0570
| 0484
| 2010
| His name was revealed in the Green databook.
|-
|
| Kingdew
| 0562
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Kinoko
| 0536
| 0437
| 2009
| His name was revealed in Vivre Card.
|-
|
| Kirinkodanuki
| 0022
| 0018
| 1998
| It was named in its anime concept art.
|-
|
| Kirintauros
| 0658
| 0582
| 2012
| His name is listed in the credits for Episode 582.
|-
|
| Kisegawa
| 0929
| 0922
| 2019
|
|-
|
| Kitton
| 0523
| 0418
| 2008
| His name was revealed in Episode 418 credits.
|-
|
| Kiwi
| 0329
| 0233
| 2004
|
|-
|
| Koala
| 0622
| 0541
| 2011
|
|-
|
| Kobe
| 0929
| 0922
| 2019
|
|-
|
| Koby
| 0002
| 0001
| 1997
|
|-
|
| Koda
| 0285
|
| 2003
| Cover story character. Her name was revealed in the Blue Deep databook. She made a cameo appearance in Episode 381 in a newspaper.
|-
|
| Koito
| 0930
| 0923
| 2019
| Her name was revealed in Vivre Card.
|-
|
| Kojuro
| 0926
| 0918
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kokoro
| 0322
| 0229
| 2004
|
|-
|
| Komachiyo
| 0910
| 0892
| 2018
| Its name was revealed in Chapter 911.
|-
|
| Komakkov
| 
| 
| 2024
| He was first mentioned in SBS Volume 108. 
|-
|
| Komane
| 0903
| 0879
| 2018
|
|-
|
| Konbu
| 0657
| 0582
| 2012
| His name was revealed in Chapter 686.
|-
|
| Kong
| 0000
| 0000
| 2009
| He is formally introduced in Chapter 594.
|-
|
| Kop
| 0325
| 0231
| 2004
| His name was revealed in the Yellow databook.
|-
| 
| Koshi Falcon
| 0959
| 0960
| 2019
| His name was revealed in the Vivre Card databook.
|-
|
| Kotatsu
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Kotetsu
| 0912
| 0897
| 2018
| Mentioned only character. He was mentioned by Tenguyama Hitetsu in Chapter 912.
|-
|
| Kotori
| 0261
| 0171
| 2003
|
|-
|
| Kouzuki Hiyori
| 0909
| 0892
| 2018
| She was identified in Chapter 938.
|-
|
| Kouzuki Momonosuke
| 0684
| 0609
| 2012
| He was first mentioned by Kin'emon in Chapter 658. His full name and true identity revealed in Chapter 817.
|-
|
| Kouzuki Oden
| 0920
| 0910
| 2016
| He was first mentioned by Kin'emon in Chapter 817. He appeared as a silhouette in Episode 893.
|-
|
| Kouzuki Sukiyaki
| 0911
| 0894
| 2018
| He was introduced as Tenguyama Hitetsu in Chapter 912. His real name was first mentioned by Kin'emon in Chapter 920. They were revealed to be the same person in Chapter 1053.
|-
|
| Kouzuki Toki
| 0919
| 0910
| 2018
| She first appeared as a silhouette in Episode 893.
|-
|
| Koyama
| 0960
| 0960
| 2019
| It was named by Kouzuki Oden in Chapter 963.
|-
|
| Koza
| 0163
| 0093
| 2001
|
|-
|
| Koze
| 0096
| 0048
| 1999
| His name was revealed in the Blue databook.
|-
|
| Krieg
| 0045
| 0021
| 1998
| He was first mentioned by a Marine in Chapter 44. He was formally introduced in Chapter 46.
|-
|
| Kujaku
| 0966
| 1090
| 2019
| Her name was revealed in Chapter 1080.
|-
|
| Kukai
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Kumadori
| 0375
| 0264
| 2005
|
|-
|
| Kumadori Yamanbako
|
|
| 2006
| She was first mentioned in SBS Volume 44.
|-
|
| Kumae
|
|
| 2012
| Its name was revealed in SBS Volume 66.
|-
|
| Kumagoro
| 0929
| 0922
| 2019
|
|-
|
| Kumaguchi Ichiro
|
|
| 2009
| His name was revealed in SBS Volume 53. His face is printed on every 5,000 banknote.
|-
|
| Kumashi
| 0449
| 0343
| 2007
|
|-
|
| Kuni
| 0927
| 0919
| 2018
|
|-
|
| Kunyun
| 1020
| 1042
| 2021
| She was first heard laughing in Chapter 978.
|-
|
| Kureha
| 0134
| 0081
| 2000
| Also known as Doctorine.
|-
|
| Kuro
| 0023
| 0009
| 1998
| He was introduced with his alias, Klahadore. His real name was revealed by Jango in Chapter 26.
|-
|
| Kurokoma
| 0960
| 0960
| 2019
| His appearance was revealed in Road To Laugh Tale Vol. 4.
|-
|
| Kuromarimo
| 0131
| 0079
| 2000
| His name was revealed in Chapter 135.
|-
|
| Kuroobi
| 0069
| 0031
| 1999
| His name was revealed in Chapter 75.
|-
|
| Kurosawa
| 0920
| 0911
| 2018
| His name was revealed in Vivre Card.
|-
|
| Kurotsuru
| 0276
|
| 2003
| Cover story character. His name was revealed in the Blue Deep databook.
|-
|
| Kurozumi Higurashi
| 0965
| 0965
| 2019
| Her name was revealed in Chapter 969.
|-
|
| Kurozumi Kanjuro
| 0700
| 0629
| 2013
| His full name was revealed in Chapter 974.
|-
|
| Kurozumi Orochi
| 0927
| 0921
| 2018
| He was first mentioned by Kin'emon in Chapter 818. His name was revealed by Kin'emon in Chapter 909.
|-
|
| Kurozumi Semimaru
| 0965
| 0965
| 2019
| His name was revealed in Chapter 969.
|-
|
| Kurozumi Tama
| 0911
| 0893
| 2018
| Her full name was revealed in SBS Volume 105.
|-
|
| Kuzan
| 0303
| 0225
| 2003
| His name was revealed in Chapter 318. Better known by his former epithet Aokiji.
|-
|
| Kyros
| 0702
| 0631
| 2013
| He was introduced in his toy form as Thunder Soldier. His real name and appearance were revealed in Chapter 704. His true identity was revealed by Leo in Chapter 739.
|-
|
| Kyuin
| 0755
| 0692
| 2014
|
|-
|
| Kyuji
| 0302
|
| 2003
| Cover story character. His name was revealed in the Blue Deep databook. He made a cameo appearance in Episode 381 in a newspaper.
|-
|
| Kyukyu
| 0334
| 0237
| 2004
| His name was revealed in the Blue Deep databook.
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