| Matt Mostyn | |
| Birth Name: | Matthew R. Mostyn |
| Birth Date: | 10 September 1974 |
| Birth Place: | Sydney, NSW, Australia |
| Weight: | 212lbs |
| Ru Position: | Full-back/Wing |
| Amatteam1: | Eastwood |
| Amatteam2: | Galwegians |
| Repteam1: | Ireland |
| Repyears1: | 1999 |
| Repcaps1: | 6 |
| Reppoints1: | 15 |
| Years1: | 1998-1999 |
| Years2: | 2000-2003 |
| Clubs1: | Bègles-Bordeaux |
| Clubs2: | Newport |
| Apps2: | 80 |
| Points2: | 250 |
| Province1: | NSW |
| Province2: | Connacht[1] [2] |
| Provinceyears1: | 1995-1998 |
| Provinceyears2: | 1999-00, 2003-08 |
| Provinceapps2: | 100 |
| Provincepoints2: | 115 |
| Repsevensteam1: | Australia 7s |
| Repsevensteam2: | Ireland 7s |
| School: | Saint Ignatius' College, Riverview |
Matt Mostyn is a retired Irish-Australian rugby player. He earned six caps playing as a wing for the Ireland national rugby union team, including four at the 1999 Rugby World Cup, being eligible through a grandparent from County Tyrone.[3] He played club rugby with the New South Wales Waratahs in Australia, with Bordeaux in France, Newport in Wales and Ireland, finishing his career at Connacht and Galwegians in 2008.
Mostyn also played sevens for the Ireland national rugby sevens team. He played at the 2001 Rugby World Cup Sevens and also played several legs of the World Rugby Sevens Series.
Mostyn was educated at Saint Ignatius' College, Riverview in Sydney, Australia.[4] [5] He earned a journalism degree in 2005.