| Irving Ormiston | |
| Birth Name: | Irving William Leonard Ormiston[1] |
| Birth Date: | 19 June 1895 |
| Birth Place: | Cowra, New South Wales |
| Ru Position: | flanker |
| Repyears1: | 1920 |
| Repteam1: | Wallabies |
| Repcaps1: | 3 |
| Reppoints1: | 0 |
Irving William Leonard Ormiston (19 June 1895 - 29 August 1969)[2] was a rugby union player who represented Australia.
Ormiston, a flanker, was born in Cowra, New South Wales and claimed a total of 3 international rugby caps for Australia.