| Date | Tournament | State | Round | Mary McMahon | Meg Henderson |
|---|---|---|---|---|---|
| 02/11/1997 | Geelong November | VIC | 4 | 304 | 385 |
| 08/06/1998 | Victorian Championships | VIC | 12 | 402 | 392 |
| 05/04/1999 | Australian Championships | NSW | 20 | 327 | 494 |
| 22/07/2000 | Melbourne Open | VIC | 5 | 441 | 399 |
| 03/12/2000 | McKinnon | VIC | 2 | 468 | 297 |
| 21/01/2001 | Aestival | VIC | 1 | 280 | 433 |
| 29/04/2001 | Western Suburbs | VIC | 3 | 417 | 300 |
| 10/06/2002 | Victorian Championships | VIC | 16 | 340 | 412 |
| 09/06/2003 | Quen Elizabeth Derby | VIC | 1 | 440 | 338 |
| 13/06/2005 | Victorian Championships | VIC | 12 | 355 | 481 |
| 25/09/2005 | Essendon | VIC | 6 | 357 | 332 |
| 27/11/2005 | McKinnon | VIC | 4 | 331 | 435 |
| 28/12/2005 | Decathon | VIC | 3 | 349 | 308 |
| 07/01/2006 | Mind Sports | VIC | 1 | 376 | 279 |
| 11/06/2012 | QUEEN'S BIRTHDAY | VIC | 1 | 385 | 375 |
| Head-to-head after 15 games | 9 | 6 | |||
| Average score | 371.47 | 377.33 | |||
| Spread | -88 | 88 | |||