| Date | Tournament | State | Round | Chris Ostrowski | Chris May |
|---|---|---|---|---|---|
| 22/07/2012 | Winter Masters | NSW | 1 | 369 | 391 |
| 21/04/2014 | Australian Championship | NSW | 2 | 379 | 361 |
| 20/05/2018 | Ulladulla | NSW | 9 | 349 | 516 |
| 21/07/2019 | NSW WINTER MASTERS | NSW | 8 | 333 | 482 |
| 07/10/2019 | NSW CHAMPIONSHIP | NSW | 2 | 472 | 521 |
| Head-to-head after 5 games | 1 | 4 | |||
| Average score | 380.40 | 454.20 | |||
| Spread | -369 | 369 | |||