| Harry Grigg | |
| Fullname: | Henry Alfred Grigg |
| Birth Date: | 30 March 1899 |
| Birth Place: | Armadale, Victoria |
| Death Place: | Elsternwick, Victoria |
| Originalteam: | St Kilda Juniors |
| Height: | 174 cm |
| Weight: | 68 kg |
| Statsend: | 1921 |
| Years1: | 1919–21 |
| Games Goals1: | 18 (3) |
Henry Alfred Grigg (30 March 1899 – 11 July 1977) was an Australian rules footballer who played with St Kilda in the Victorian Football League (VFL).[1]