| William Cosgrove | |
|---|---|
| Personal information | |
| Born | 1855 Inveresk, Scotland |
| Died | 1927, aged 73 Newington, Edinburgh, Scotland |
| Sporting nationality |  Scotland |
| Career | |
| Status | Professional |
| Best results in major championships | |
| Masters Tournament | DNP |
| PGA Championship | DNP |
| U.S. Open | DNP |
| The Open Championship | T3: 1877 |
William Cosgrove (1855 – 1927) was a Scottish professional golfer who played in the late 19th century. Cosgrove had one top-10 finish in The Open Championship. His best performance was a third place tie in the 1877 Open Championship.