John Heslin
| Personal information | |||
|---|---|---|---|
| Irish name | Seán Ó hEislin | ||
| Sport | Gaelic football | ||
| Position | Full Forward | ||
| Born | 
27 June 1992 Mullingar, Ireland  | ||
| Height | 1.91 m (6 ft 3 in) | ||
| Occupation | Ruminant Product Manager | ||
| Club(s) | |||
| Years | Club | ||
| St Loman's | |||
| Club titles | |||
| Westmeath titles | 4 | ||
| Colleges(s) | |||
| Years | College | ||
| UCD | |||
| College titles | |||
| Sigerson titles | 1 | ||
| Inter-county(ies)* | |||
| Years | County | Apps (scores) | |
2011–2025  | Westmeath | 38 (4–168) | |
| *Inter County team apps and scores correct as of match played 15 June 2024. | |||
John Heslin (born 27 June 1992) is a former Gaelic footballer who played for the Westmeath county team between the 2011 and 2024 seasons, and also an Australian rules footballer for the Irish Warriors. Heslin was drafted by Australian Football League club Richmond in 2011, with Pick #90 of the Rookie Draft, but left after just three months, without playing a single game.