| Date | Tournament | State | Round | Sylvia Watkins | Joan Riley |
|---|---|---|---|---|---|
| 13/06/1999 | Round Robin | TAS | 7 | 315 | 352 |
| 31/10/1999 | Tasmanian Championships | TAS | 11 | 294 | 373 |
| 21/05/2000 | May | TAS | 8 | 366 | 394 |
| 21/05/2000 | May | TAS | 13 | 396 | 295 |
| 21/05/2000 | May | TAS | 14 | 331 | 449 |
| 29/10/2000 | Hobart October | TAS | 5 | 285 | 400 |
| 31/03/2001 | Tasmania March | TAS | 4 | 383 | 303 |
| 27/10/2001 | Tasmanian Championships | TAS | 13 | 340 | 317 |
| 02/02/2002 | Ulverstone February | TAS | 4 | 382 | 365 |
| 27/10/2002 | Tasmnaian Championships | TAS | 3 | 312 | 395 |
| 09/02/2003 | Ulverstone | TAS | 12 | 332 | 338 |
| 19/10/2003 | Tasmanian Championships | TAS | 9 | 351 | 310 |
| 25/01/2004 | Ulverstone | TAS | 7 | 314 | 364 |
| 16/05/2004 | East Coast | TAS | 2 | 401 | 347 |
| 19/06/2004 | Bellerive | TAS | 4 | 359 | 344 |
| 23/01/2005 | Ulverstone | TAS | 6 | 336 | 449 |
| 30/10/2005 | Tasmanian Championships | TAS | 6 | 419 | 254 |
| 04/03/2007 | Kingston | TAS | 2 | 382 | 442 |
| Head-to-head after 18 games | 8 | 10 | |||
| Average score | 349.89 | 360.61 | |||
| Spread | -193 | 193 | |||