| Tournament | Round | Sue Gergelifi | Mary Morgan |
| 28.01.2007 City of Sydney International Masters (NSW) | 13 | 468 | 274 |
| 23.01.2010 CITY OF SYDNEY (NSW) | 13 | 313 | 402 |
| 11.12.2011 SYDNEY CLUB (NSW) | 1 | 400 | 365 |
| 28.01.2013 CITY OF SYDNEY MASTERS (NSW) | 21 | 398 | 293 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 394.75 | 333.5 | |
| Spread: | 245 | -245 | |