| John Cassin | |
| Birth Date: | 2 July 1951 |
| Originalteam: | Colac (HFL) |
| Height: | 180 cm |
| Weight: | 73 kg |
| Statsend: | 1982 |
| Years1: | 1971–1974 |
| Club1: | Essendon (VFL) |
| Games Goals1: | 51 (32) |
| Years2: | 1975-1976 |
| Club2: | West Torrens (SANFL) |
| Games Goals2: | 34 (35) |
| Years3: | 1977–1981 |
| Club3: | North Melbourne (VFL) |
| Games Goals3: | 78 (83) |
| Years4: | 1981–1982 |
| Club4: | Fitzroy (VFL) |
| Games Goals4: | 5 (0) |
| Games Goalstotal: | 168 (150) |
| Careerhighlights: |
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John Cassin (born 2 July 1951) is a former Australian rules footballer who played for Essendon, North Melbourne and Fitzroy in the VFL, and West Torrens in the SANFL.
He made his league debut in 1971 for Essendon after being recruited by the club under the father-son rule, his father Jack was a dual premiership player with Essendon.
Cassin was mainly a wingman during his career but was also used on the ball and up forward. In 1975 he left the VFL and joined West Torrens in South Australia, captaining them for the 1976 season. In 1977 he joined North Melbourne and was one of the club's leading goalkickers in their premiership year with 36 goals. He managed to play every game that year, including the 1977 VFL Grand Final which went to a replay; as of 2023, he is the only player to have played twenty seven games in a VFL/AFL season.[1] During the 1981 season he crossed to Fitzroy but only appeared 5 times for the club before leaving them the following year.