| Aodhagan O'Neill | |
| Nickname: | "The Silver Fox" |
| Birth Date: | 28 October 1959 |
| Birth Place: | Cavan, Ireland |
| Hometown: | Ballyconnell, Ireland |
| Darts: | 22 Gram |
| Laterality: | Right-handed |
| Music: | "Sandstorm" by Darude |
| Bdo: | 2003–2008 |
| Pdc: | 2008–2012 |
| World Masters: | Last 40: 2007 |
| Pdc World: | Last 64: 2010 |
| Uk Open: | Last 160: 2011 |
| Us Open: | Last 128: 2010 |
Aodhagan Bernard O'Neill (born 28 October 1959) is an Irish former professional darts player who played in events of the Professional Darts Corporation (PDC).
O'Neill won the 2009 Tom Kirby Memorial Irish Matchplay beating Jason Cullen, Benny Grace and William O'Connor, earning him a place in the 2010 PDC World Darts Championship. He later reached the quarter-finals of the Gleneagle Irish Masters, beating Terry Jenkins, Nick Fullwell, and Andy Jenkins before losing 5-2 to Brendan Dolan.
O'Neill defeated South Africa's Les Francis in the preliminary round, but lost 3-0 to Adrian Lewis in the first round.
He quit the PDC in 2012.
O'Neill makes his living as a chef in the Irish Army.