| Greg McGrath | |
| Birth Date: | 1997 1, df=yes |
| Birth Place: | Republic of Ireland |
| Weight: | 125kg (276lb) |
| Ru Position: | Tighthead Prop/Loosehead Prop |
| Amatyears1: | 2016- |
| Amatteam1: | Lansdowne |
| Years1: | 2020–2021 |
| Clubs1: | Leinster |
| Apps1: | 3 |
| Points1: | 0 |
| Years2: | 2021–2022 |
| Clubs2: | Connacht |
| Apps2: | 7 |
| Points2: | 0 |
| Years3: | 2022–2023 |
| Clubs3: | Jersey Reds |
| Apps3: | 25 |
| Years4: | 2023- |
| Clubs4: | Ulster |
| Apps4: | 3 |
| Points4: | 0 |
| Ru Clubupdate: | 10 November 2023 |
| Repyears1: | 2017 |
| Repteam1: | Ireland U20s |
| Repcaps1: | 5 |
| Reppoints1: | 0 |
| Ru Ntupdate: | 18 June 2017 |
| School: | Bridgetown Vocational College |
Greg McGrath (born 21 January 1997) is an Irish rugby union player from Wexford, currently playing for URC and European Rugby Champions Cup side Ulster. He previously played for Leinster, Connacht, and Jersey Reds. His preferred position is tighthead prop.[1]
A former Ireland under-20 international who played club rugby for Lansdowne,[2] McGrath made his debut as a replacement for Leinster in Round 10 of the 2020–21 Pro14 against .[3] [4] He signed for Connacht ahead of the 2021-22 season.[2] He was released by Connacht at the end of the season, and joined Jersey Reds in the English Championship.[5] After the liquidation of Jersey Reds,[6] he joined Ulster as cover for players unavailable due to injury or World Cup duty.[7]