Simon Deignan
| Personal information | |||
|---|---|---|---|
| Sport | Gaelic football | ||
| Position | Half back | ||
| Born | Mullagh, County Cavan, Ireland | ||
| Occupation | 
Lieutenant in the Irish Army auctioneer  | ||
| Club(s) | |||
| Years | Club | ||
| Cavan Gaels | |||
| Inter-county(ies) | |||
| Years | County | ||
1938–1953  | Cavan | ||
| Inter-county titles | |||
| Ulster titles | 11 | ||
| All-Irelands | 3 | ||
| NFL | 1 | ||
Simon Deignan (1922 – September 2006) was a former Gaelic footballer for the Cavan county team, and a referee.