| Mark Chaffey | |
| Birth Date: | 1977 5, df=yes |
| Originalteam: | Caulfield Grammar |
| Debutdate: | Round 4, 19 April 1997 |
| Debutteam: | Richmond |
| Debutopponent: | Fremantle |
| Debutstadium: | Princes Park |
| Height: | 178 cm |
| Weight: | 82 kg |
| Position: | Defender |
| Statsend: | 2006 |
| Years1: | 1997–2006 |
| Club1: | Richmond |
| Games Goals1: | 166 (34) |
Mark Chaffey (born 6 May 1977) is a former Australian rules football player who played in the AFL between 1997 and 2006 for the Richmond Football Club.