| Date | Tournament | State | Round | Ruby Kotwall | Betty Foreman |
|---|---|---|---|---|---|
| 26/07/1998 | Winter Masters | NSW | 8 | 271 | 419 |
| 11/09/1999 | St George | NSW | 6 | 337 | 417 |
| 04/10/1999 | New South Wales Championships | NSW | 14 | 417 | 442 |
| 04/10/1999 | New South Wales Championships | NSW | 21 | 425 | 335 |
| 11/04/2002 | Sutherland | NSW | 6 | 333 | 399 |
| Head-to-head after 5 games | 1 | 4 | |||
| Average score | 356.60 | 402.40 | |||
| Spread | -229 | 229 | |||