UFC Fighters: K
97 fighters with a last name starting with K
- Emily KaganWomen's Strawweight · 3–3
- Sirwan KakaiBantamweight · 1–1 in the UFC
- Saidyokub KakhramonovBantamweight · 2–1 in the UFC
- Geza Kalman1–1 in the UFC
- Kai Kamaka IIIFeatherweight · 18–8–1
- Martin KampmannWelterweight · 20–7
- Bharat KandareFeatherweight · 0–1 in the UFC
- Masanori KaneharaBantamweight · 29–14–5
- Denis KangMiddleweight · 35–16–2
- Zhu KangjieFeatherweight · 0–1 in the UFC
- Manel KapeFlyweight · 23–7
- Dave KaplanLightweight · 0–2 in the UFC
- Kai Kara-FranceFlyweight · 25–12
- Alex KaralexisWelterweight · 10–6
- Ernesta KareckaitėWomen's Flyweight · 1–2–1 in the UFC
- Impa KasanganayWelterweight · 20–7
- Nadia KassemWomen's Flyweight · 5–2
- Yusuke KasuyaLightweight · 0–2 in the UFC
- Brad KatonaBantamweight · 14–5
- Calvin KattarFeatherweight · 23–10
- Sarah KaufmanWomen's Bantamweight · 22–5
- Lone'er KavanaghFlyweight · 10–2
- Tatsuya KawajiriFeatherweight · 37–14–2
- Toshiomi KazamaBantamweight · 1–3 in the UFC
- Julie KedzieWomen's Bantamweight · 16–13
- Losene KeitaFeatherweight · 17–2
- C.J. KeithLightweight · 0–2 in the UFC
- Chris KeladesFlyweight · 15–5
- Brian KelleherBantamweight · 24–16
- Tony KelleyBantamweight · 8–3
- Dan KellyMiddleweight · 13–4
- Paul KellyLightweight · 15–5
- Song KenanWelterweight · 22–9
- Jeremy KennedyFeatherweight · 22–7
- Steve KennedyWelterweight · 0–2 in the UFC
- Tim KennedyMiddleweight · 18–6
- Casey KenneyBantamweight · 16–4–1
- Mark KerrHeavyweight · 15–11
- Rustam KhabilovWelterweight · 24–4
- Sergey KhandozhkoWelterweight · 27–6–1
- Aliaskhab KhizrievMiddleweight · 1–0 (1 NC) in the UFC
- Pannie KianzadWomen's Bantamweight · 16–10
- Katsunori KikunoFeatherweight · 24–8–2
- Sanae KikutaMiddleweight · 31–9–3
- Jacob KilburnFeatherweight · 0–2 in the UFC
- Dong Hyun KimWelterweight · 22–4–1
- Jeremy KimballLight Heavyweight · 21–12
- Rob KimmonsMiddleweight · 25–9
- Dustin KimuraBantamweight · 11–3
- Mike KingMiddleweight · 0–1 in the UFC
- Sean King IIIFeatherweight · 1–0 in the UFC
- Kyle KingsburyLight Heavyweight · 11–6
- Yusaku KinoshitaWelterweight · 0–2 in the UFC
- Kamuela KirkLightweight · 1–2 in the UFC
- Justine KishWomen's Flyweight · 9–7
- Koji Kitao1–2
- Ľudovít KleinLightweight · 24–6–1
- Nick KleinMiddleweight · 0–2 in the UFC
- Fatima KlineWomen's Strawweight · 10–1
- Drakkar KloseLightweight · 16–4–1
- Jason KnightFeatherweight · 23–9
- William KnightLight Heavyweight · 11–6
- Josefine Lindgren KnutssonWomen's Strawweight · 8–2
- Erik KochWelterweight · 16–6
- Brad KohlerHeavyweight · 12–15
- Tsuyoshi KohsakaHeavyweight · 30–21
- John KolosciWelterweight · 15–9
- Syuri KondoWomen's Strawweight · 6–3
- Yuki KondoLight Heavyweight · 66–41–9
- Mantas KondratavičiusMiddleweight · 1–0 in the UFC
- Cheick KongoHeavyweight · 31–12–2
- Jon KoppenhaverWelterweight · 14–5
- Roman KopylovMiddleweight · 15–5
- Bruno KoreaBantamweight · 0–1 in the UFC
- Josh KoscheckWelterweight · 17–11
- Steven KoslowBantamweight · 0–1 in the UFC
- Naoyuki KotaniLightweight · 37–18–7
- Karolina KowalkiewiczWomen's Strawweight · 16–10
- Derrick KrantzWelterweight · 26–12
- James KrauseWelterweight · 28–8
- Pascal KraussWelterweight · 11–2
- Joseph KropschotMiddleweight
- Kaynan KruschewskyLightweight · 0–2 in the UFC
- Nikita KrylovLight Heavyweight · 31–12
- Michael KuiperMiddleweight · 15–7
- Anton KuivanenLightweight · 26–13
- Alexey KunchenkoWelterweight · 25–6
- Rizvan KunievHeavyweight · 14–3–1
- Keigo KuniharaHeavyweight · 0–1 in the UFC
- Kiichi KunimotoWelterweight · 21–12–2
- Yana KunitskayaWomen's Bantamweight · 17–8
- Leo KuntzLightweight · 0–2 in the UFC
- Ryan KuseFeatherweight · 0–1 in the UFC
- Guram KutateladzeLightweight · 14–6
- Kwan Ho KwakBantamweight · 0–2 in the UFC
- Mike KyleHeavyweight · 23–19–1
- Kang Kyung-hoBantamweight · 19–11
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