| Tom O'Halloran | |
| Fullname: | Thomas O'Halloran |
| Birth Date: | 9 March 1892 |
| Birth Place: | Williamstown, Victoria |
| Death Place: | Elwood, Victoria |
| Originalteam: | Williamstown (VFA) |
| Height: | 180 cm |
| Weight: | 72 kg |
| Statsend: | 1921 |
| Years1: | 1912–1915 |
| Club1: | Williamstown (VFA) |
| Games Goals1: | 54 (18) |
| Years2: | 1918–1921 |
| Club2: | South Melbourne |
| Games Goals2: | 62 (12) |
| Years3: | 1922 |
| Club3: | Prahran (VFA) |
| Games Goals3: | 12 (2) |
| Years4: | 1923 |
| Club4: | Williamstown (VFA) |
| Games Goals4: | 16 (4) |
Thomas O'Halloran (9 March 1892 – 3 January 1970) was an Australian rules footballer who played with South Melbourne in the VFL.
Williamstown recruit Tom O'Halloran was primarily a ruckman but was used in various other positions. He was a centre half-forward in South Melbourne's 1918 premiership side and a three time Victorian interstate representative.