| Bill Blacklock | |
| Fullname: | William Arthur Blacklock |
| Birth Date: | 17 July 1883 |
| Birth Place: | Fitzroy, Victoria |
| Death Place: | Heidelberg, Victoria |
| Originalteam: | Ivanhoe |
| Statsend: | 1907 |
| Years1: | 1907 |
| Games Goals1: | 6 (1) |
William Arthur Blacklock (17 July 1883 – 8 July 1942) was an Australian rules footballer who played with Fitzroy in the Victorian Football League (VFL).[1]