UFC Fighters: J
82 fighters with a last name starting with J
- Yves JabouinBantamweight · 20–11
- Damon JacksonLightweight · 23–9–1
- Eugene JacksonMiddleweight · 15–9–1
- Jeremy JacksonWelterweight · 9–5
- Kevin JacksonLight Heavyweight · 4–2
- Mike JacksonWelterweight · 2–2
- Montel JacksonBantamweight · 16–4
- Quinton JacksonLight Heavyweight · 38–14
- Dustin JacobyLight Heavyweight · 22–10–1
- Justin JamesLightweight · 0–1 in the UFC
- Virna JandirobaWomen's Strawweight · 23–4
- Ryan JanesMiddleweight · 10–3
- Miloš JaničićLightweight · 19–4
- Brock JardineWelterweight · 0–2 in the UFC
- Keith JardineLight Heavyweight · 17–11–2
- Rony JasonFeatherweight · 18–12
- Jasmine JasudaviciusWomen's Flyweight · 15–4
- Yazmin JaureguiWomen's Strawweight · 12–2
- Justin JaynesFeatherweight · 18–11
- Joanna JędrzejczykWomen's Strawweight · 16–5
- Brandon JenkinsLightweight · 0–2 in the UFC
- Jack JenkinsFeatherweight · 4–3 in the UFC
- Trent Jenkins0–4
- Steve Jennum2–3
- Ryan JensenMiddleweight · 21–8
- Chan-Mi JeonWomen's Strawweight · 0–2 in the UFC
- Lee Jeong-yeongFeatherweight · 2–2 in the UFC
- Maciej JewtuszkoLightweight · 13–5
- Ronald JhunWelterweight · 24–26–2
- Kim Ji-yeonWomen's Flyweight · 9–7–2
- Baergeng JieleyisiBantamweight · 0–1 in the UFC
- Art Jimmerson0–1
- Ryan JimmoLight Heavyweight · 19–5
- Li JingliangWelterweight · 19–9
- Xiong JingnanWomen's Strawweight · 19–4
- Brett JohnsBantamweight · 21–6
- Miles JohnsFeatherweight · 16–5
- Phil JohnsLightweight · 0–1 in the UFC
- Anthony JohnsonLight Heavyweight · 23–6
- Charles JohnsonFlyweight · 20–9
- DaMarques JohnsonWelterweight · 16–15
- Dashon JohnsonFeatherweight · 0–2 in the UFC
- Demetrious JohnsonFlyweight · 25–4–1
- Donte JohnsonMiddleweight · 3–0 in the UFC
- Jordan JohnsonMiddleweight · 12–2–1
- Jose JohnsonFlyweight · 1–3 in the UFC
- Kajan JohnsonLightweight · 23–13–1
- Lavar JohnsonHeavyweight · 18–10
- Michael JohnsonLightweight · 24–20
- Timothy JohnsonHeavyweight · 18–13
- Ben JohnstonMiddleweight · 0–1 in the UFC
- Brian JohnstonHeavyweight · 5–5
- Liana JojuaWomen's Flyweight · 8–6
- Daniel JollyLight Heavyweight · 0–2 in the UFC
- Jon JonesHeavyweight · 28–1
- Justin JonesMiddleweight · 0–2 in the UFC
- Marcus JonesHeavyweight · 4–2
- Mason JonesLightweight · 18–3
- Paul JonesMiddleweight · 11–1–1
- Trevin JonesBantamweight · 14–13
- Jocelyn Jones-LybargerWomen's Strawweight · 6–4
- Yoo Joo-sangFeatherweight · 1–2 in the UFC
- Joe Jordan0–1 in the UFC
- Kevin JordanHeavyweight · 11–9
- Shawn JordanHeavyweight · 19–9
- Ivan JorgeLightweight · 27–8
- Scott JorgensenBantamweight · 15–12
- Jeff JoslinWelterweight · 0–1 in the UFC
- Krzysztof JotkoMiddleweight · 30–6
- Alan JoubanWelterweight · 17–7
- Charles JourdainBantamweight · 18–9–1
- Louis JourdainBantamweight
- Kevin JoussetWelterweight · 10–5
- Silvana Gómez JuárezWomen's Strawweight · 12–6
- Anshul JubliLightweight · 7–2
- Carli JudiceWomen's Flyweight · 4–1 in the UFC
- Steve JudsonHeavyweight · 0–2 in the UFC
- Luke JumeauWelterweight · 13–5
- Park Jun-yongMiddleweight · 19–7
- Antônio Carlos JúniorMiddleweight · 19–6
- Scott JunkHeavyweight · 0–1 in the UFC
- Myles JuryFeatherweight · 19–6
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