Fighter

Alexander O'Sullivan

"The Wolf"

5-1-0

IrelandLast 5

Amateur MMA 20-10

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Alexander O'Sullivan holds a professional MMA record of 5-1-0. Alexander O'Sullivan has won 5 fights: 1 by KO/TKO, 2 by submission, 2 by decision. Of 1 career loss, 1 came by KO/TKO and 0 by submission. Most recent fight: June 20, 2026. Tracked organizations: CAGE WARRIORS.

Profile

Height: 5'9"175 cm
Reach: 69"175 cm
Nationality: Ireland
Birthplace: Ireland

Career stats

Tracked fightsSource: UFCalendar

Striking

Strikes landed4.17per min

Strikes absorbed1.80per min

Grappling

Takedowns landed2.00per 15 min

100% success

Takedowns stuffed78%

Submission attempts1.5per 15 min

Where they rank

All-time boards where Alexander O'Sullivan sits in the top 25.

Cage Warriors

Recent & upcoming opponents

Career history

LOSS
vs Alexander Lööf
Cage WarriorsCage Warriors 207: Brown vs. Davies· Jun 20, 2026· Featherweight· 5-1 vs 9-4
TKO
R1
WIN
vs Scott Harvey
Cage WarriorsCage Warriors 200· Feb 21, 2026· Featherweight· 5-0 vs 5-1
TKO
R1 · 04:37
WIN
vs Manuel Lancioli
Cage WarriorsCage Warriors 195· Oct 4, 2025· Featherweight· 4-0 vs 3-3
UD
R3 · 05:00
WIN
vs Daire Toman
Cage WarriorsCage Warriors 188· Apr 26, 2025· Featherweight· 3-0 vs 4-4
UD
R3 · 05:00
WIN
vs Afrim Thaqi
Cage Warriors 153· Apr 29, 2023· Bantamweight· 2-0 vs 0-1
SUB
R1 · 1:18
WIN
vs Matteo Pichierri
Cage Conflict 8· Oct 15, 2022· Bantamweight· 1-0 vs 1-1
SUB

LOSS
vs Tiarnan Loughran
Clan Wars 41· Aug 8, 2021· Featherweight· 20-10 vs 6-0
SD
LOSS
vs Elaman Shalkimbekov
IMMAF-WMMAA· Nov 14, 2019· Featherweight· 20-9 vs 6-1
UD
WIN
vs Alexander Lööf
IMMAF-WMMAA· Nov 13, 2019· Featherweight· 20-8 vs 5-3
SUB
R2 · 1:48
WIN
vs Marcello Romano
IMMAF-WMMAA· Nov 11, 2019· Featherweight· 19-8 vs 1-2
UD
WIN
vs Aleksandar Yankov×1Title bout · Title win #1
Akuma Fighting Championship 14· Aug 25, 2019· Featherweight· 18-8 vs 3-6
SUB
R2 · 2:58
LOSS
vs Anatoly Zolotykh
2019 IMMAF-WMMAA European Senior & Junior Open Championships· Jun 22, 2019· Featherweight· 17-8 vs 8-1
SD
WIN
vs Artem Bachun
2019 IMMAF-WMMAA European Senior & Junior Open Championships· Jun 21, 2019· Featherweight· 17-7 vs 5-3
SD
WIN
vs Tommy Thompson
2019 IMMAF-WMMAA European Senior & Junior Open Championships· Jun 20, 2019· Featherweight· 16-7 vs 6-1
UD
LOSS
vs Elbek Alyshov
2018 IMMAF Junior World Championships· Nov 15, 2018· Featherweight· 15-7 vs 3-0
UD
WIN
vs Eryk Walecki
2018 IMMAF Junior World Championships· Nov 14, 2018· Featherweight· 15-6 vs 17-8
UD
WIN
vs Gabriel Pintado
2018 IMMAF Junior World Championships· Nov 13, 2018· Featherweight· 14-6 vs 0-1
SUB
R2 · 0:53
LOSS
vs Jack Maguire
Cage Legacy 6· Feb 9, 2018· Featherweight· 13-6 vs 11-3
UD
LOSS
vs Chris Duncan
Headhunters FC· Nov 18, 2017· Catchweight· 13-5 vs 10-1
TKO
WIN
vs Leon Hill×1Title bout · Title win #1
Cage Legacy Fighting Championship 4· Oct 29, 2017· Lightweight· 13-4 vs 3-3
SUB
LOSS
vs Lee Hammond
Battle Zone FC 17· Aug 19, 2017· Lightweight· 12-4 vs 8-3
SUB
R1 · 2:12
LOSS
vs Ferdun Osmanov
2016 IMMAF European Open Championships· Nov 25, 2016· Lightweight· 12-3 vs 8-3
UD
WIN
vs Cristian Iorga
2016 IMMAF European Open Championships· Nov 24, 2016· Lightweight· 12-2 vs 7-3
UD
WIN
vs Gustavo Gomez
2016 IMMAF European Open Championships· Nov 23, 2016· Lightweight· 11-2 vs 3-7
UD
LOSS
vs Rory Evans
Adrenalin Fight Night· Oct 1, 2016· Featherweight· 10-2 vs 6-0
UD
WIN
vs Paul Aylmer×1Title bout · Title win #1
Cage Ring Championship 2· Sep 18, 2016· Lightweight· 10-1 vs 5-5-1
UD
WIN
vs Brian Evans×1Title bout · Title win #1
Adrenalin Fight Night· Jun 4, 2016· Featherweight· 9-1 vs 1-1
TKO
R3 · 2:48
WIN
vs James Williams
Shinobi War 7· Apr 30, 2016· Bantamweight· 8-1 vs 2-2
SUB
R2 · 2:49
WIN
vs Peter McCafferty×1Title bout · Title win #1
Headhunters FC· Mar 12, 2016· Bantamweight· 7-1 vs 3-3-1
DEC
WIN
vs Daire Toman
Akuma Fighting Championship 7· Feb 20, 2016· Bantamweight· 6-1 vs 3-1
UD
WIN
vs Aaron Devlin
Chaos FC 15· Dec 5, 2015· Featherweight· 5-1 vs 3-2
MD
LOSS
vs Eoghan Drumgoole
Battle Zone FC 13· Jun 6, 2015· Featherweight· 4-1 vs 4-0
SD
WIN
vs Marcin Zembala
UXC Fight Night 3· May 2, 2015· Featherweight· 4-0 vs 2-5
TKO
WIN
vs Thomas Moore
Ryoshin FC 7· Apr 11, 2015· Featherweight· 3-0 vs 0-2
SUB
WIN
vs Damien Sneyd
Rumble in Rush 11· Feb 28, 2015· Featherweight· 2-0 vs 0-1
SUB
WIN
vs Noah Rahmanov
Ryoshin FC 6· Nov 8, 2014· Bantamweight· 1-0 vs 0-1
TKO

UFCalendar Power Index rating

Current: 1617▼69
Peak: 1686Feb 21, 2026
Rated fights: 6

See the full Power Index →

Frequently asked questions

When does Alexander O'Sullivan fight next?

Alexander O'Sullivan has no confirmed upcoming fight.

What is Alexander O'Sullivan's record?

Alexander O'Sullivan's professional MMA record is 5-1-0.

Who is Alexander O'Sullivan fighting next?

Alexander O'Sullivan's next opponent has not been announced.

Who did Alexander O'Sullivan fight last?

Alexander O'Sullivan most recently fought Alexander Lööf at Cage Warriors 207: Brown vs. Davies on Saturday, June 20, 2026, LOSS (TKO).

What weight class does Alexander O'Sullivan fight in?

Alexander O'Sullivan fights at Featherweight.

How many knockouts does Alexander O'Sullivan have?

Alexander O'Sullivan has 1 win by KO/TKO and 2 wins by submission.

How tall is Alexander O'Sullivan?

Alexander O'Sullivan is 5'9" (175 cm) tall.

What is Alexander O'Sullivan's reach?

Alexander O'Sullivan has a reach of 69" (175 cm).

Where is Alexander O'Sullivan from?

Alexander O'Sullivan is from Ireland.

CAREER SUMMARY