| Date | Tournament | State | Round | Gwen Chadwick | Bob Jackman |
|---|---|---|---|---|---|
| 13/06/1993 | Victorian Championships | VIC | 8 | 252 | 468 |
| 13/06/1993 | Victorian Championships | VIC | 12 | 391 | 363 |
| 08/04/1996 | Australian Masters | VIC | 5 | 404 | 371 |
| 28/07/1996 | Winter Masters | NSW | 5 | 332 | 431 |
| 20/04/1997 | NSW/Victoria Border Challenge | NSW | 8 | 333 | 412 |
| 26/07/1997 | Winter Masters | NSW | 4 | 314 | 532 |
| 07/05/2000 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 4 | 281 | 525 |
| 05/05/2002 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 7 | 350 | 397 |
| 04/05/2003 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 2 | 276 | 490 |
| 02/05/2004 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 2 | 275 | 536 |
| Head-to-head after 10 games | 2 | 8 | |||
| Average score | 320.80 | 452.50 | |||
| Spread | -1317 | 1317 | |||