| Seán McCarthy | |
| Birth Date: | 1993 2, df=yes |
| Birth Place: | Castleisland, County Kerry, Ireland |
| Weight: | 118kg (260lb) |
| Ru Position: | Lock |
| Ru Amateuryears: | 2013–2018 |
| Ru Amateurclubs: | Shannon |
| Ru Proclubs: | Munster Fiamme Oro |
| Ru Clubyears: | 2015–2017 2018−2019 |
| Ru Clubcaps: | 3 20 |
| Ru Clubpoints: | (0) (20) |
| Ru Clubupdate: | 27 April 2019 |
| Ru Nationalyears: | 2013 |
| Ru Nationalteam: | Ireland U20 |
| Ru Nationalcaps: | 7 |
| Ru Nationalpoints: | (0) |
| Ru Ntupdate: | 23 June 2013 |
| Relatives: | Mick Galwey (Uncle) |
| School: | Rockwell College |
Seán McCarthy (born 12 February 1993) is an Irish rugby union player. He plays as a lock.
On 18 March 2016, McCarthy made his competitive debut for Munster when he came on as a substitute against Cardiff Blues in a 2015–16 Pro12 fixture.[1] He joined the senior Munster squad on a one-year development contract for the 2016–17 season.[2] In April 2016, McCarthy was nominated for the John McCarthy Award for Academy Player of the Year.[3] Having missed the entire 2016–17 season due to a knee injury, McCarthy made his comeback for Munster on 24 August 2017, when he was a replacement in the provinces 35–26 pre-season win against Worcester Warriors.[4] He made his competitive return to action for Munster on 30 September 2017, coming off the bench against Cardiff Blues in Round 5 of the 2017–18 Pro14.[5]