Niall McGreevy is an Irish Muay-Thai fighter. He is the current Rajadamnern Stadium Welterweight Champion and a former WBC Muay Thai Welterweight World champion.
Career McGreevy faced Detchrit Sitsonpeenong for the vacant WBC Muay Thai Welterweight championship. He won by decision after 5 rounds in Verona, Italy, to win the title.
McGreevy faced Arjan Hajdari for his first WBC title defence. He won by unanimous decision after 5 rounds in Glasgow, to defend his title.
On July 11, 2026, McGreevy challenged Tapaokaew Singha Mawynn for his Rajadamnern Stadium Welterweight title. He won the fight by second round knockout with an elbow strike.
Titles and accomplishments Rajadamnern Stadium 2026 Rajadamnern Stadium Welterweight (147 lbs) Champion
World Boxing Council 2024 WBC Muay Thai International Welterweight Champion 2024 WBC Muay Thai World Welterweight Champion One successful title defense
Lion Fight 2021 Lion Fight European Super Welterweight Title
Fight record
|- style="background:#cfc;" | 2026-07-11 || Win||align=left| Tapaokaew Singha Mawynn|| Rajadamnern World Series || Bangkok, Thailand || KO (Elbow) ||2 || 1:20 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2026-05-23|| Win||align=left| Chujaroen Dabransarakarm || Rajadamnern World Series|| Bangkok, Thailand || Decision (Unanimous) ||3 || 3:00 |- style="background:#cfc;" | 2026-01-31 || Win ||align=left| Erdem Dincer || Rajadamnern World Series 179 || Bangkok, Thailand || Decision (Unanimous) || || |- |- style="background:#cfc;" | 2025-09-20 || Win ||align=left| Arjan Hajdari || Hungryside Super Show 2 || Glasgow, United Kingdom || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- |- style="background:#cfc;" | 2025-07-26 || Win ||align=left| Peemai Por Kobkuea || Rajadamnern World Series 152 || Bangkok, Thailand || KO (Elbow) || 1 || 1:20 |- style="background:#cfc;" | 2024-10-12 || Win ||align=left| Detchrit Sitsonpeenong || Amazing MuayThai Fight Night || Verona, Italy || Decision || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2024-05-04 || Win ||align=left| Hakim Bah || Deliverance Muay Thai 3 || Belfast, Ireland || Decision (Unanimous)|| 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#fbb;" | 2024-02-24 || Loss ||align=left| Marc Dass Rey || SENSHI 20 || Varna, Bulgaria || Decision (Unanimous) || 3 || 3:00 |- style="background:#cfc;" | 2023-10-28 || Win ||align=left| Alexis Laugeois || MTFL 6.0 || Gothenburg, Sweden || Decision (Unanimous) ||5 || 3:00 |- style="background:#cfc;" | 2023-09-30 || Win ||align=left| Jonathan Larsson || Deliverance Muay Thai || Belfast, Ireland || TKO (Knees and elbows) || 3 || |- style="background:#cfc;" | 2023-04-15 || Win ||align=left| Victor Conesa || Deliverance Muay Thai || Belfast, Ireland || TKO (retirement)|| 3 || |- style="background:#cfc;" | 2023-02-18 || Win ||align=left| Joannes Biard || Siam Warriors Super Fights || Cork, Ireland || KO (Elbow) || 2 || |- style="background:#cfc;" | 2022-12-10 || Win ||align=left| Luke Bar || Victory 10 || Newcastle upon Tyne, England || KO (Knee) || 1 || 2:00 |- style="background:#cfc;" | 2022-08-20 || Win ||align=left| Luke Bar || Victory 9 || Newcastle upon Tyne, England || Decision (Unanimous) || 5 || 3:00 |- style="background:#cfc;" | 2022-04-23 || Win ||align=left| Jack Cooper || Victory 8 || United Kingdom || TKO (Knees)|| 4 || |- style="background:#cfc;" | 2021-10-23 || Win ||align=left| Jake Peacock || Lion Fight 71 || Maidenhead, England || Decision (Unanimous) || 5 || 3:00 |- ! style=background:white colspan=9 | |- style="background:#cfc;" | 2021-09-18 || Win ||align=left| Santino DiNardo || Deliverance Muay Thai || || Decision || || 3:00 |- style="background:#fbb;" | 2021-05-18 || Loss ||align=left| Liam McGrandles || Victory 6 || || Decision || || 3:00 |- style="background:#fbb;" | 2019-10-26 || Loss ||align=left| Josh Hill || Yokkao 43 || || Decision || || 3:00 |- style="background:#cfc;" | 2019-09-21 || Win ||align=left| Junior Coleman || Deliverance Muay Thai || || Decision || || 3:00 |- style="background:#cfc;" | 2018-06-23 || Win ||align=left| Michael O’Donovan || The Takeover || || TKO || 2 || |- style="background:#cfc;" | 2018-03-24 || Win ||align=left| Kevin Kavanagh || Deliverance Muay Thai || || Decision || || 3:00 |- style="background:#fbb;" | 2017-11-18 || Loss ||align=left| Cian Hurley || Curadh Legends 2 || || Decision || || 3:00 |- style="background:#cfc;" | 2017-07-18 || Win ||align=left| Alan McCormack || Capital 1 || || TKO || 1 || |- style="background:#cfc;" | 2017-05-06 || Win ||align=left| Fares Faroo || Deliverance Muay Thai || || Decision || || 3:00 |- style="background:#fbb;" | 2017-02-18 || Loss ||align=left| Mark McGahey || Cage Kings || || TKO || 1 || |- style="background:#cfc;" | 2016-11-06 || Win ||align=left| Darren McFall || The Takeover || || Decision || || 3:00 |- style="background:#cfc;" | 2016-10-01 || Win ||align=left| Mark McGahey || Deliverance Muay Thai || || Decision || || 3:00 |- style="background:#cfc;" | 2016-07-30 || Win ||align=left| Belal Ahmad || The New Bloods 4 || || Decision || || 3:00 |- style="background:#c5d2ea;" | 2016-07-23 || Draw ||align=left| Eoin Kelly || Nak Muay Fight Night 1 || || Decision || || 3:00
External links Profile at muaythairecords.com
References