For the surname: COSSILL
| Full Name | Suburb | State | Year |
|---|---|---|---|
| Harold COSSILL | Wagga Wagga | Western Australia | 1988 |
| Joan COSSILL | Western Australia | 1995 | |
| Rex COSSILL | Summer Hill | Western Australia | 1973 |
| Una COSSILL | Marrickville | Western Australia | 1979 |
| Members COSSILL | Western Australia | 2007 |