| Ryan Hartslief | |
| Birth Date: | 28 February 1979 |
| Birth Place: | Cork, Ireland |
| Position: | Central defender |
| Youthyears1: | 1998–2000 |
| Youthclubs1: | Rand Afrikaans University |
| Years1: | 2000–2001 |
| Years2: | 2001–2004 |
| Years3: | 2004–2005 |
| Years4: | 2005–2006 |
| Clubs4: | Hellenic FC |
| Caps1: | 27 |
| Caps2: | 75 |
| Caps3: | 20 |
| Caps4: | 19 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 0 |
Ryan Hartslief (born 28 February 1978 in Cork) is a retired Irish footballer and rugby player.
Hartslief was born in the Irish city of Cork and raised in Springs, Gauteng in South Africa who attended 1998 to the Rand Afrikaans University and studies between 2000 BCOM Sports Management.[1]
He played in South Africa for Kaizer Chiefs, Black Leopards, Golden Arrows and Hellenic FC.[2]
Hartslief is currently active as a player agent, and runs the Big Time Sports Management agency.[3]
He played after his retirement one year in 2006 Rugby for the Welkom Rovers in South Africa.[4]