| Leo Credlin | |
| Fullname: | Harold Leo Credlin |
| Birth Date: | 16 June 1903 |
| Birth Place: | Inglewood, Victoria |
| Death Place: | Doncaster, Victoria |
| Originalteam: | Inglewood |
| Height: | 183 cm |
| Weight: | 80 kg |
| Statsend: | 1930 |
| Years1: | 1922–25 |
| Games Goals1: | 16 (18) |
| Years2: | 1930 |
| Games Goals2: | 1 (0) |
| Games Goalstotal: | 17 (18) |
Harold Leo Credlin (16 June 1903 – 27 March 1983) was an Australian rules footballer who played with Carlton and North Melbourne in the Victorian Football League (VFL).[1]