List of Canon Characters/Names L-R

| bgcolor="#3fbbff" | L
| Laboon
| 0102
| 0062
| 1999
| His name was revealed by Crocus in Chapter 103.
|-
|
| Lacroix
| 0550
| 0459
| 2009
| His name was revealed by Marines in Chapter 555.
|-
|
| Lacuba
| 0501
| 0394
| 2008
|
|-
|
| Lady Tree
| 0873
| 0844
| 2017
|
|-
|
| Laffitte
| 0234
| 0151
| 2002
|
|-
|
| Lao G
| 0682
| 0608
| 2012
| His name was revealed in Chapter 702.
|-
|
| Laskey
| 0392
| 0276
| 2005
| His name was revealed in the Blue Deep databook.
|-
|
| Lassoo
| 0160
| 0103
| 2000
|
|-
|
| Lemoncheese
| 0906
| 0884
| 2018
| Her name was revealed in the captions of Episode 889.
|-
|
| Leo
| 0710
| 0640
| 2013
| Real appearance revealed in Chapter 711.
|-
|
| Leonero
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Lilith
| 1061
| 1090
| 2022
| Her name was revealed in Chapter 1062.
|-
|
| Lily
| 0223
| 0146
| 2002
|
|-
|
| Limejuice
| 0001
| 0004
| 1997
| His name was revealed in SBS Volume 101.
|-
| 
| Linaria
| 1079
| 1112
| 2023
| Her name was revealed in SBS Volume 108.
|-
|
| Lindbergh
| 0904
| 0880
| 2018
|
|-
|
| Lines
| 0044
| 0021
| 1998
| His name was revealed in the Blue databook.
|-
|
| Lionbuta
| 0022
| 0018
| 1998
| His name was revealed in the Yellow databook.
|-
|
| Lip Doughty
| 0600
| 0519
| 2010
|
|-
|
| Little Oars Jr.
| 0554
| 0463
| 2009
|
|-
|
| Loki
| 0858
| 0827
| 2017
|
|-
|
| Lola
| 0451
| 0345
| 2007
|
|-
|
| Lonz
| 0550
| 0459
| 2009
| His name was revealed by Marines in Chapter 556.
|-
|
| Lord of the Coast
| 0001
| 0004
| 1997
|
|-
|
| Louis Arnote
| 0115
| 0070
| 2000
| Mentioned only character. He was first mentioned in Chapter 115.
|-
|
| Lucky Roux
| 0001
| 0004
| 1997
| His name was revealed in SBS Volume 5.
|-
|
| Lu Feld
| 0860
| 0828
| 2017
| His name was first mentioned by a resident of Nuts Island in Chapter 859.
|-
|
| Lulis
| 0608
| 0527
| 2010
| Her name was revealed in the Blue Deep databook.
|-
| bgcolor="#3fbbff" | M
| Machvise
| 0682
| 0608
| 2012
| His name was revealed in Chapter 702.
|-
|
| Macro
| 0197
| 0386
| 2001
| His name was revealed in the Blue databook. He was formally introduced in Chapter 492.
|-
|
| Macro
| 0437
|
| 2007
| Cover story character. His name was revealed in the Blue Deep databook.
|-
|
| Madilloman
| 0939
| 0935
| 2019
|
|-
|
| Magellan
| 0528
| 0425
| 2009
| He was first mentioned by Hannyabal in Chapter 526.
|-
|
| Magra
| 0582
| 0493
| 2010
| His name was revealed by Curly Dadan in Chapter 584. He was formally identified in Chapter 587.
|-
|
| Maha
| 0929
| 0922
| 2019
| His name was revealed in Chapter 1041.
|-
|
| Maidy
| 0215
| 0129
| 2002
| Her name was revealed in the Blue databook.
|-
|
| Maki
| 0925
| 0917
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Makino
| 0001
| 0004
| 1997
|
|-
|
| Makko
| 0216
|
| 2002
| His name was revealed in the Blue databook.
|-
|
| Manboshi
| 0609
| 0528
| 2011
|
|-
|
| Mani
| 0223
| 0146
| 2002
| Her name was revealed in the Blue databook.
|-
|
| Manjaro
| 0598
| 0518
| 2010
| His name was revealed in the Blue Deep databook.
|-
|
| Mansherry
| 0717
| 0647
| 2013
|
|-
|
| Marco
| 0234
| 0151
| 2002
|
|-
|
| Marcus Mars
| 0233
| 0151
| 2002
| His name was revealed in Chapter 1086.
|-
|
| Margarita
| 0483
| 0375
| 2007
|
|-
|
| Marguerite
| 0514
| 0408
| 2008
|
|-
|
| Mari
| 0906
| 0884
| 2018
| His name was revealed in Vivre Card.
|-
|
| Maria Napole
| 0649
| 0569
| 2011
| Her name was announced by an unseen announcer in Chapter 649.
|-
|
| Marianne
| 0117
| 0070
| 2000
| Her real name was revealed in Vivre Card. Also known as Miss Goldenweek.
|-
|
| Marie
| 0499
| 0393
| 2008
|
|-
|
| Marilyn
| 0300
| 0193
| 2003
| Her name was revealed in SBS Volume 35.
|-
|
| Marin
| 0500
| 0394
| 2008
|
|-
|
| Mario
| 0701
| 0630
| 2013
|
|-
|
| Marshall D. Teach
| 0223
| 0146
| 2002
| He was first mentioned in Drum Island in Chapter 133. He is formally introduced in Chapter 234. Most commonly referred to by his epithet Blackbeard.
|-
|
| Marumieta
| 0436
|
| 2006
| Her name was revealed in SBS Volume 47.
|-
|
| Mash
| 0204
|
| 2001
| 
|-
|
| Mashikaku
| 0098
| 0048
| 1999
| His name was revealed in the Blue databook.
|-
|
| Masira
| 0219
| 0144
| 2002
|
|-
|
| Masked Deuce
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.1.
|-
|
| Massui
| 0911
| 0893
| 2018
| His name was revealed in Vivre Card.
|-
|
| Master
| 0233
| 0145
| 2002
| His name was revealed in Vivre Card.
|-
|
| Master of the Waters
| 0319
| 0227
| 2004
|
|-
|
| Matryosaka
| 0905
| 0882
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Matryoseka
| 0905
| 0882
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Matryosoka
| 0905
| 0882
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Matryosuka
| 0905
| 0882
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Matsuge
| 0162
| 0093
| 2001
|
|-
|
| Maujii
| 0755
| 0692
| 2014
| His name was revealed in SBS Volume 73.
|-
|
| Maynard
| 0705
| 0634
| 2013
|
|-
|
| MAX Marx
| 0966
| 0967
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Mayushika
| 0269
| 0176
| 2003
| His name was revealed in the Blue Deep databook.
|-
|
| McGuy
| 0551
| 0460
| 2009
|
|-
|
| McKinley
| 0241
| 0155
| 2002
|
|-
|
| Meadows
| 0706
| 0659
| 2013
|
|-
|
| Mecha-Shark
| 1061
| 1089
| 2022
|
|-
|
| Megalo
| 0605
| 0525
| 2010
| His name was revealed in the Green databook.
|-
|
| Mero
| 0608
| 0527
| 2010
| Her name was revealed in SBS Volume 65.
|-
|
| Merry
| 0024
| 0011
| 1998
| His name was revealed by Kaya in Chapter 31.
|-
|
| Michael
| 0432
| 0313
| 2006
| He was first mentioned by Tilestone in Chapter 366.
|-
|
| Mihar
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Mikazuki
| 0323
| 0230
| 2004
|
|-
|
| Mikio Itoo
| 0001
|
| 1997
| Joke character.
|-
|
| Mikita
| 0110
| 0065
| 1999
| Her name was first revealed in Vivre Card.
|-
|
| Milky
| 0814
| 0765
| 2016
| Her name was revealed in SBS Volume 82. First seen via photo in Chapter 807.
|-
|
| Millet Pine
| 0966
| 0959
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Milo
| 0717
| 0647
| 2013
| He was first introduced as Onepoco. His real name was revealed in Chapter 743.
|-
|
| Minatomo
|
| 0051
| 1999
| Joke character. He was first mentioned in SBS Volume 7.
|-
|
| Minatomo
| 0909
| 0892
| 2018
|
|-
|
| Minister of the Left
| 0612
| 0531
| 2011
|
|-
|
| Minister of the Right
| 0612
| 0531
| 2011
|
|-
|
| Minochihuahua
| 0662
|
| 2012
| Cover story character.
|-
|
| Minokoala
| 0531
| 0432
| 2009
| His name was revealed in Chapter 533.
|-
|
| Minorhinoceros
| 0532
| 0433
| 2009
|
|-
|
| Minoruba
| 0498
| 0392
| 2008
| His name was revealed in the Blue Deep databook.
|-
|
| Minotaurus
| 0525
| 0422
| 2008
| His name was revealed in Chapter 532.
|-
|
| Minozebra
| 0533
| 0434
| 2009
|
|-
|
| Misery
| 1039
| 1066
| 2022
|
|-
| 
| Mishoin Cashible
| 0324
| 0229
| 2004
| His name was revealed in Vivre Card.
|-
|
| Miss Catherina
| 0106
| 0064
| 1999
| Her name was revealed in the Blue databook.
|-
|
| Miss Father's Day
| 0205
| 0124
| 2001
|
|-
|
| Miss Friday
| 0105
| 0063
| 1999
|
|-
|
| Miss Monday
| 0107
| 0064
| 1999
|
|-
|
| Miss Mother's Day
| 0155
| 0091
| 2000
| Mentioned only character. She was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Miss Saturday
| 0155
| 0091
| 2000
| Mentioned only character. She was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Miss Thursday
| 0155
| 0091
| 2000
| Mentioned only character. She was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Miss Tuesday
| 0155
| 0091
| 2000
| Mentioned only character. She was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Miyagi
| 0807
| 0756
| 2015
|
|-
|
| Mizerka
| 0978
| 0982
| 2020
| Her name was revealed in Chapter 997.
|-
|
| Mizuira
| 0391
| 0275
| 2005
| Her name was revealed in the Blue Deep databook.
|-
|
| Mizuta Madaisuki
| 0487
| 0380
| 2008
| His name was revealed in SBS Volume 53.
|-
|
| Mizuta Mawaritosuki
| 0488
| 0380
| 2008
| His name was revealed in SBS Volume 53.
|-
|
| Moai
| 1040
| 
| 2022
| His name was revealed in SBS Volume 102.
|-
|
| MocDonald
| 0447
| 0341
| 2007
| His name was revealed in the Blue Deep databook.
|-
|
| Mocha
| 0657
| 0582
| 2012
| Her name was revealed in Chapter 665.
|-
|
| Mochi
| 0274
| 0180
| 2003
| His name was revealed in the Blue Deep databook.
|-
|
| Moda
| 0278
| 0880
| 2003
| She made a cameo appearance in Episode 381 in a newspaper.
|-
|
| Mohji
| 0009
| 0006
| 1997
| His name was revealed in Chapter 12.
|-
|
| Momonga
| 0420
| 0302
| 2006
| His name was revealed in the Yellow databook. He was formally introduced in Chapter 516.
|-
|
| Momoo
| 0073
| 0031
| 1999
|
|-
|
| Monda
| 0306
| 0209
| 2004
|
|-
|
| Monet
| 0657
| 0581
| 2012
| Her name was revealed in Chapter 662.
|-
|
| Monjii
| 0807
| 0756
| 2015
|
|-
|
| Monjiro
| 0926
| 0918
| 2018
| His name was revealed in Vivre Card.
|-
|
| Monkey D. Dragon
| 0100
| 0052
| 1999
| His full name was revealed by Monkey D. Garp in Chapter 432.
|-
|
| Monkey D. Garp
| 0092
| 0068
| 1999
| He is formally introduced in Chapter 432.
|-
|
| Monkey D. Luffy
| 0001
| 0001
| 1997
|
|-
|
| Monster
| 0001
| 0489
| 1997
| His name was revealed in the Blue databook.
|-
|
| Mont Blanc Cricket
| 0227
| 0148
| 2002
|
|-
|
| Mont Blanc Noland
| 0286
| 0187
| 2003
| He was first mentioned in a book in Chapter 227.
|-
|
| Moodie
| 0043
| 0020
| 1998
| Her name was revealed in the Blue databook.
|-
|
| Moon Isaac Jr.
| 0966
| 0969
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Moqueca
| 0906
| 0884
| 2018
| His name was revealed in Vivre Card.
|-
|
| Morgan
| 0004
| 0002
| 1997
| He was first mentioned by Helmeppo in Chapter 3.
|-
|
| Morgans
| 0860
| 0828
| 2017
| He was first mention by a King Soldier in Chapter 859.
|-
|
| Morley
| 0904
| 0880
| 2018
| She first appeared as a silhouette in Chapter 801.
|-
|
| Mornin
| 0023
| SP12
| 1998
|
|-
|
| Mororon
| 0905
| 0882
| 2018
|
|-
|
| Mosh
| 1038
| 1065
| 2022
| His name was revealed in SBS Volume 102.
|-
|
| Motobaro
| 0494
| 0388
| 2008
|
|-
|
| Motzel
| 0043
| 0020
| 1998
| His name was revealed in SBS Volume 8.
|-
|
| Mounblutain
| 0598
| 0517
| 2010
| His name was revealed in the Blue Deep databook.
|-
|
| Mountain God
| 0960
| 0960
| 2019
| It was named Yama-san by Kouzuki Oden in Chapter 963.
|-
|
| Mountain Ricky
| 0313
| 0217
| 2004
|
|-
|
| Mouseman
| 0915
| 0901
| 2018
|
|-
|
| Mousse
| 0287
| 0187
| 2003
|
|-
|
| Moyle
| 0272
| 0178
| 2003
| His name was revealed in the Blue Deep databook.
|-
|
| Mozambia
| 0234
| 0151
| 2002
| His name was revealed in the Blue Deep databook.
|-
|
| Mozu
| 0329
| 0233
| 2004
|
|-
|
| Mr. 6
| 0155
| 0091
| 2000
| Mentioned only character. He was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Mr. 7
| 0190
| 0116
| 2001
| He was first mentioned by Daz Bonez and Zala in Chapter 190.
|-
|
| Mr. 7
| 0205
| 0124
| 2001
|
|-
|
| Mr. 9
| 0103
| 0062
| 1999
|
|-
|
| Mr. 10
| 0155
| 0091
| 2000
| Mentioned only character. He was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Mr. 11
| 0128
| 0079
| 2000
|
|-
|
| Mr. 12
| 0155
| 0091
| 2000
| Mentioned only character. He was first mentioned by Nefertari Vivi in Chapter 155.
|-
|
| Mr. 13
| 0105
| 0063
| 1999
|
|-
|
| Mr. Beans
| 0106
| 0064
| 1999
| His name was revealed in the Blue databook.
|-
|
| Mr. Love
| 0206
| 0125
| 2001
| His name was revealed in the Blue databook.
|-
|
| Mr. Mellow
| 0159
| 0095
| 2000
| His name was revealed in the Blue databook.
|-
|
| Mr. Momora
| 0966
| 0966
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Mr. Sacrifice
| 0107
|
| 1999
| Mentioned only character. His name was seen on a gravestone on Whisky Peak.
|-
|
| Mr. Shimizu
| 0107
| 0064
| 1999
| His name was revealed in the Blue databook.
|-
|
| Muchana
| 0536
| 0437
| 2009
| His name was revealed in Vivre Card.
|-
|
| Mugren
| 0966
| 0966
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Mukkashimi Tower
| 0707
| 0637
| 2013
| His name was revealed in SBS Volume 75.
|-
|
| Mummy
| 0706
| 0652
| 2013
|
|-
|
| Mummy Mee
| 0079
| 0035
| 1999
| Her name was revealed in Blue databook.
|-
|
| Muret
| 0223
| 0146
| 2002
| Her name was revealed in the Blue databook.
|-
| bgcolor="#3fbbff" | N
| Nako
| 0077
| 0032
| 1999
| His name was revealed in the Blue databook.
|-
|
| Nami
| 0008
| 0001
| 1997
| Her name was revealed in Chapter 9.
|-
|
| Namur
| 0552
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Nangi
| 0988
| 0997
| 2020
|
|-
|
| Napoleon
| 0651
| 0571
| 2012
| His name was revealed in Chapter 853.
|-
|
| Nashi
| 0906
| 0884
| 2018
| His name was revealed in Vivre Card.
|-
|
| Natto
| 0164
| 0100
| 2001
| His name was revealed in the Blue databook.
|-
|
| Nazu Ketagari
|
|
| 2019
| Joke character. He was first mentioned in SBS Volume 94.
|-
|
| Nefertari Cobra
| 0142
| 0091
| 2000
|
|-
|
| Nefertari D. Lili
| 1084
| 1118
| 2023
| Her full name was revealed in Chapter 1085.
|-
|
| Nefertari Titi
| 0215
| 0129
| 2002
| Her name was revealed in the Blue databook.
|-
|
| Nefertari Vivi
| 0103
| 0062
| 1999
| Her real name was revealed by Mr.5 in Chapter 110.
|-
|
| Neggy
| 0906
| 0884
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Negikuma Maria
| 0133
| 0080
| 2000
| Her name was revealed in the Blue databook.
|-
|
| Nekomamushi
| 0809
| 0756
| 2015
|
|-
|
| Nekozaemon
| 0806
| 0755
| 2015
|
|-
|
| Neoki
| 0948
| 0947
| 2019
| His name was revealed in Vivre Card.
|-
|
| Neptune
| 0611
| 0530
| 2011
|
|-
|
| Nerine
| 0514
| 0408
| 2008
| Her name was revealed in SBS Volume 54.
|-
|
| Nero
| 0367
| 0257
| 2005
|
|-
|
| Nerona Imu
| 1085
|
| 2023
| Mentioned only character.
|-
|
| Nezumi
| 0069
| 0031
| 1999
|
|-
|
| Nico Olvia
| 0392
| 0275
| 2005
|
|-
|
| Nico Robin
| 0114
| 0067
| 1999
| Her real name was revealed by Crocodile in Chapter 177.
|-
|
| Nigeratta
| 0398
| 0278
| 2006
| His name was revealed in the Blue Deep databook.
|-
|
| Nightcrab Girl
| 0980
| 0986
| 2020
| Her name was revealed in the Vivre Card databook.
|-
|
| Nika
| 0608
| 0527
| 2010
|
|-
|
| Nika
| 1018
| 1040
| 2021
| He was first mentioned by Who's-Who in Chapter 1018.
|-
|
| Nin
| 0449
| 0343
| 2007
|
|-
|
| Ninjin
| 0023
| 0009
| 1998
|
|-
|
| Ninth
| 0558
|
| 2009
| His name was revealed in the Green databook
|-
|
| Nitro
| 0651
| 0571
| 2012
| His name was revealed in Chapter 827. He was first identified in Chapter 850.
|-
|
| Nnke-kun
|
|
| 2003
| Joke character. He first appeared in God's Gift for the Future. His name was revealed in the Blue databook. His first appearance in One Piece was in SBS Volume 31.
|-
|
| Noble Croc
| 0831
| 0791
| 2016
| His name was revealed by Tony Tony Chopper in Chapter 849.
|-
|
| Nodoi Wakan
| 0948
| 0947
| 2019
| His name was revealed in Vivre Card.
|-
|
| Nokokuwa Police
| 0978
| 0982
| 2020
| His name was revealed in the Vivre Card databook.
|-
|
| Nokotti
| 0936
| 0932
| 2019
| Her name was revealed in Vivre Card.
|-
|
| Nojiko
| 0070
| 0031
| 1999
|
|-
|
| Nola
| 0255
| 0168
| 2003
| Her name was revealed in the Yellow databook.
|-
|
| Nora Gitsune
| 0598
| 0518
| 2010
| His name was revealed in the Blue Deep databook.
|-
| 
| Noriko
| 0940
| 0937
| 2019
| Her name was revealed in Vivre Card.
|-
|
| Nosgarl
| 0558
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Nubon
| 0711
| 0641
| 2013
| His name was revealed in SBS Volume 73.
|-
|
| Nugire Yainu
| 0037
| 0010
| 1998
| His name was revealed in the Blue databook.
|-
|
| Nure-Onna
| 0998
| 1013
| 2020
| Her name was reveled in Chapter 1020.
|-
|
| Nyasha
| 0842
| 0806
| 2016
| Its name was revealed in SBS Volume 87.
|-
| bgcolor="#3fbbff" | O
| Oars
| 0456
| 0350
| 2007
|
|-
|
| Octopako
| 0203
| 0531
| 2001
|
|-
|
| Ochoku
| 0957
| 0958
| 2019
| Mentioned only character. They were first mentioned by Sengoku in Chapter 957.
|-
|
| Ohm
| 0241
| 0155
| 2002
| His name was revealed in Chapter 254.
|-
|
| Oide
| 0909
| 0890
| 2018
| Her name was revealed in Vivre Card.
|-
|
| Oimo
| 0377
| 0265
| 2005
|
|-
|
| Okame
| 0163
| 0100
| 2001
| Her name was revealed in the Blue databook.
|-
|
| Okome
| 0224
| 0146
| 2002
| His name was revealed in the Blue databook.
|-
| 
| Oli
| 1076
| 1109
| 2023
| Her name was revealed in Chapter 1079.
|-
|
| Oliva
|
|
| 2018
| He was first introduced in One Piece novel A Volume 2.
|-
|
| Omasa
| 0952
| 0946
| 2019
| He first appeared as a silhouette in Chapter 940.
|-
|
| Onigumo
| 0420
| 0302
| 2006
| His name was revealed in the Yellow databook. He was formally introduced in Chapter 542.
|-
|
| Onimaru
| 0936
| 0932
| 2019
| Debuted as a human named Gyukimaru; his real name and appearance was revealed in Chapter 953.
|-
|
| Oran
| 0391
| 0275
| 2005
| His name was revealed in the Blue Deep databook.
|-
|
| Orlumbus
| 0704
| 0632
| 2013
|
|-
|
| Ossamondo
| 0552
| 0461
| 2009
| His name was revealed in One Piece Magazine Vol.2.
|-
|
| Otohime
| 0621
| 0540
| 2011
| She was first mentioned by Jinbe in Chapter 615.
|-
|
| Ottoland
| 0329
| 0233
| 2004
| His name was revealed in the Vivre Card databook.
|-
|
| Outlook III
| 0586
| 0496
| 2010
| His name was revealed in the Blue Deep databook.
|-
| bgcolor="#3fbbff" | P
| Packy
| 0096
| 0048
| 1999
| His name was revealed in the Blue databook.
|-
|
| Pagaya
| 0239
| 0154
| 2002
|
|-
|
| Page One
| 0929
| 0923
| 2018
|
|-
|
| Palms
| 0553
| 0470
| 2009
| His name was revealed in the Green databook.
|-
|
| Pandaman
| 0044
| 0016
| 1998
| Joke character. His name was revealed in SBS Volume 6.
|-
|
| Pandawoman
| 0517
| 0409
| 2008
| Joke character. Her name was revealed in SBS Volume 55.
|-
|
| Pandora
| 0867
| 0837
| 2017
|
|-
|
| Pankuta Dakeyan
| 0525
| 0422
| 2008
| His name was revealed in Vivre Card.
|-
|
| Pansy
| 0515
| 0409
| 2008
|
|-
|
| Papaneel
| 0621
| 0540
| 2011
| His name was revealed in the Blue Deep databook.
|-
|
| Papas
| 1039
| 1066
| 2022
| His name was revealed in SBS Volume 102.
|-
|
| Pappag
| 0195
| 0385
| 2001
| He was formally introduced in Chapter 491.
|-
| 
| Part
| 0498
| 0392
| 2008
| His name was revealed in SBS Volume 109.
|-
|
| Pascia
| 0501
| 0394
| 2008
|
|-
|
| Patty
| 0044
| 0021
| 1998
|
|-
|
| Paulie
| 0323
| 0230
| 2004
|
|-
|
| Pavlik
| 0553
| 0477
| 2009
| His name was revealed in the Green databook.
|-
|
| Peachbeard
| 0904
| 0880
| 2018
|
|-
|
| Pearl
| 0054
| 0025
| 1998
|
|-
|
| Peepley Lulu
| 0323
| 0230
| 2004
|
|-
|
| Pedro
| 0805
| 0754
| 2015
|
|-
|
| Pekkori
| 0524
| 0421
| 2008
| His name was revealed in Episode 421 credits.
|-
|
| Pekoms
| 0651
| 0570
| 2012
|
|-
|
| Pell
| 0155
| 0091
| 2000
| His name was revealed in Chapter 167.
|-
|
| Pellini
| 0711
| 0641
| 2013
| His name was revealed in SBS Volume 73.
|-
|
| Penguin
| 0498
| 0392
| 2008
| His name was revealed in SBS Volume 62.
|-
|
| Peppoko
| 0002
| 0001
| 1997
| His name was revealed in the Blue databook.
|-
|
| Perona
| 0443
| 0338
| 2007
|
|-
|
| Peterman
| 0499
| 0393
| 2008
|
|-
|
| Petermoo
| 0966
| 0959
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Pica
| 0700
| 0629
| 2013
| His name was revealed by Wicca in Chapter 722.
|-
|
| Pickles
| 0309
| 0210
| 2004
|
|-
|
| Pierre
| 0237
| 0153
| 2002
|
|-
|
| Piiman
| 0023
| 0009
| 1998
|
|-
|
| Pike
| 0652
| 0572
| 2012
| He was named in his anime concept art.
|-
|
| Pinky
| 0008
| 0004
| 1997
|
|-
|
| Pisaro
| 0072
| 0032
| 1999
| His name was revealed in the Blue databook.
|-
| 
| Pluming
| 1083
| 1117
| 2023
| 
|-
|
| Poker
| 0997
| 0982
| 2020
| 
|-
|
| Pomp
| 1029
| 1054
| 2021
| His name was revealed in SBS Volume 102.
|-
|
| Pomsky
| 1089
| 
| 2023
| His name was revealed in Chapter 1108.
|-
|
| Poppoko
| 0002
| 0001
| 1997
| His name was revealed in the Blue databook.
|-
|
| Poppy
| 0515
| 0409
| 2008
|
|-
|
| Porche
| 0305
| 0207
| 2004
|
|-
|
| Porchemy
| 0583
| 0494
| 2010
|
|-
|
| Poro
| 0014
| 0008
| 1997
| His name was revealed in the Blue databook.
|-
|
| Portgas D. Ace
| 0154
| 0091
| 2000
|
|-
|
| Portgas D. Rouge
| 0550
| 0000
| 2009
|
|-
|
| Potato
| 0498
| 0392
| 2008
| His name was revealed in Chapter 1101, and he was properly identified in SBS Volume 109.
|-
|
| Potaufeu
| 0908
| 0889
| 2018
| His name was revealed in the captions of Episode 889.
|-
|
| Potsun
| 0217
| 0130
| 2002
| His name was revealed in the Blue databook.
|-
|
| Pound
| 0831
| 0792
| 2016
| His name was revealed in Chapter 835.
|-
|
| Prince Grus
| 0966
| 1090
| 2019
| His name was revealed in Chapter 1061.
|-
|
| Prometheus
| 0827
| 0786
| 2016
| His name was revealed in Chapter 844. He was first identified in Chapter 845.
|-
|
| Pudding Pudding
| 0075
| 0034
| 1999
|
|-
|
| Pudos
| 0924
| 0916
| 2018
| His name was revealed in Vivre Card.
|-
|
| Puppu
| 0155
| 0092
| 2000
| His name was revealed in the Blue databook.
|-
|
| Pururu
| 1079
| 1112
| 2023
| 
|-
|
| PX-1
| 0511
| 0403
| 2008
|
|-
|
| PX-4
| 0508
| 0401
| 2008
| Its number was revealed in Chapter 511.
|-
|
| PX-5
| 0599
| 0519
| 2010
| Its number was revealed in Chapter 601
|-
|
| PX-7
| 0599
| 0519
| 2010
|
|-
|
| Pythagoras
| 1065
| 1095
| 2022
| Its name was first seen on a chart in Chapter 1062.
|-
| bgcolor="#3fbbff" | Q
| Queen
| 0925
| 0918
| 2018
| He first appeared as a silhouette in Chapter 920.
|-
|
| Queen Mama Chanter
| 0730
| 0662
| 2013
| Its name was revealed through its model as part of the Grand Ship Collection.
|-
|
| Quincy
| 1039
| 1066
| 2022
| Her name was revealed in SBS Volume 102.
|-
| bgcolor="#3fbbff" | R
| Rabbitman
| 0916
| 0904
| 2018
| His name was revealed in the credits of Episode 908
|-
|
| Rabiyan
| 0827
| 0786
| 2016
|
|-
|
| Raccoon
|
|
| 2018
| He was first introduced in One Piece novel A Volume 2.
|-
|
| Raideen
| 0866
| 0836
| 2017
|
|-
|
| Raijin
| 0931
| 0925
| 2019
| His name was revealed in Chapter 933.
|-
|
| Raizo
| 0817
| 0768
| 2016
| His name was first mentioned by Kanjuro in Chapter 803.
|-
|
| Raki
| 0249
| 0163
| 2002
| Her name was revealed by Wyper in Chapter 251.
|-
|
| Rakuda
| 0929
| 0922
| 2019
|
|-
|
| Rakuyo
| 0553
| 0461
| 2009
| His name was revealed in SBS Volume 58.
|-
|
| Ramba
| 0551
| 0460
| 2009
| His name was revealed by the Marines in Episode 460.
|-
|
| Ramen
| 0823
| 0777
| 2016
| His name was revealed in the captions of Episode 889.
|-
|
| Rampo
| 0711
| 0641
| 2013
| His name was revealed by Leo in Chapter 733.
|-
|
| Ran
| 0516
| 0410
| 2008
|
|-
|
| Randolph
| 0827
| 0786
| 2016
| His name was revealed by Tony Tony Chopper in Chapter 832.
|-
|
| Rangram
| 0966
|
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Ratel
| 1073
| 1105
| 2023
|
|-
|
| Rebecca
| 0704
| 0633
| 2013
|
|-
|
| Reck
| 1038
| 1065
| 2022
| His name was revealed in SBS Volume 102.
|-
|
| Recycle-Wan
| 1063
| 1092
| 2022
|
|-
| 
| Red King
| 1078
| 1111
| 2023
| His name was revealed in Chapter 1107.
|-
|
| Redwolf
| 0980
| 0986
| 2020
| His name was revealed in the Vivre Card databook.
|-
|
| Reforte
| 0556
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Reuder
| 0550
| 0459
| 2009
| His name was revealed in the Blue Deep databook.
|-
|
| Richie
| 0009
| 0006
| 1997
| His name was revealed by Mohji in Chapter 12.
|-
|
| Rika
| 0003
| 0002
| 1997
|
|-
|
| Riku Doldo III
| 0706
| 0636
| 2013
| His real name was revealed in Chapter 726.
|-
|
| Rindo
| 0516
| 0410
| 2008
| Her name was revealed in SBS Volume 54.
|-
|
| Rint
| 0391
| 0275
| 2005
| Her name revealed in Color Walk 4.
|-
|
| Ripper
| 0007
| 0003
| 1997
| His name was revealed in the Blue databook.
|-
|
| Ririka
| 0004
| 0002
| 1997
| Her name was revealed in the Blue databook.
|-
|
| Risky Brothers
| 0451
| 0344
| 2007
|
|-
|
| Risky Brothers
| 0475
| 0370
| 2007
|
|-
|
| Rivers
| 0223
| 0146
| 2002
| His name was revealed in the Blue databook.
|-
|
| Road
| 0898
| 0836
| 2017
| He was first mentioned by a giant in Chapter 866.
|-
|
| Rob Lucci
| 0323
| 0230
| 2004
|
|-
|
| Robson
| 0135
| 0081
| 2000
|
|-
|
| Roche
| 0391
| 0275
| 2005
| His name revealed in Color Walk 4.
|-
|
| Roche Tomson
| 0536
| 0436
| 2009
| Mentioned only character. Their name was seen on Impel Down level 5 prisoner list.
|-
|
| Rock
| 0665
| 0591
| 2012
| His name was revealed by Chadros Higelyges in Chapter 666.
|-
|
| Rocks D. Xebec
| 0957
| 0958
| 2019
|
|-
|
| Rockstar
| 0234
| 0151
| 2002
|
|-
|
| Roddy
| 0805
| 0754
| 2015
|
|-
|
| Roji
| 0391
| 0275
| 2005
|
|-
|
| Rokkaku
| 0004
| 0002
| 1997
| His name was revealed in the Blue databook.
|-
|
| Rokki
| 1036
| 1063
| 2022
|
|-
|
| Rolling Logan
| 0706
| 0652
| 2013
|
|-
|
| Roronoa Arashi
|
|
| 2023
| He was first mentioned in SBS Volume 105.
|-
|
| Roronoa Pinzoro
|
|
| 2023
| He was first mentioned in SBS Volume 105.
|-
|
| Roronoa Zoro
| 0003
| 0001
| 1997
| He was first mentioned by Alvida in Chapter 2.
|-
|
| Roshio
| 0222
| 0146
| 2002
|
|-
|
| Ross
| 0223
| 0146
| 2002
| His name was revealed in the Blue databook.
|-
|
| Rosward
| 0497
| 0391
| 2008
|
|-
|
| Rowing
| 0967
| 0959
| 2020
| His name was revealed in SBS Volume 96.
|-
|
| Roxanne
| 0046
|
| 1998
|
|-
|
| Rug Bear
| 0446
| 0341
| 2007
| Its name was revealed in the Blue Deep databook.
|-
|
| Run
| 0679
| 0605
| 2012
|
|-
|
| Rush
| 0558
|
| 2009
| His name was revealed in the Green databook.
|-
|
| Russian
| 0775
| 0715
| 2015
|
|-
|
| Ryuboshi
| 0609
| 0528
| 2011
|
|-
|
| Ryuma
| 0448
| 0342
| 2007
| His name was revealed by Hogback in Chapter 450.
|-
|
| Ryunosuke
| 0803
| 0752
| 2015
| It was named by the Straw Hats in Chapter 804.
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