| Tournament | Round | Natalie Tadday | Jeff Chelton |
| 07.10.2002 New South Wales Championships (NSW) | 8 | 347 | 341 |
| 19.06.2004 Wollongong Marj Babb (NSW) | 6 | 242 | 402 |
| 17.06.2005 Wollongong Marj Babb (NSW) | 7 | 288 | 390 |
| 23.07.2006 Winter Challenge (NSW) | 13 | 478 | 292 |
| 18.05.2008 Ulladulla (NSW) | 7 | 281 | 389 |
| 31.08.2008 Oatlands (NSW) | 4 | 423 | 385 |
| 02.11.2008 Nowra Bomaderry 2008 (NSW) | 3 | 467 | 361 |
| 14.02.2009 wordsfeb09 (NSW) | 9 | 539 | 318 |
| 16.05.2009 Ulladulla (NSW) | 13 | 407 | 277 |
| 01.05.2010 SYDNEY WEST 2010 (NSW) | 3 | 390 | 408 |
| 25.04.2011 Aus Championship (ACT) | 9 | 345 | 375 |
| 25.04.2011 Aus Championship (ACT) | 19 | 321 | 482 |
| 28.05.2011 REVESBY (NSW) | 5 | 354 | 530 |
| 04.05.2013 Sydney West (NSW) | 5 | 298 | 371 |
| 15.06.2013 WORDS June (NSW) | 6 | 358 | 404 |
| 27.07.2013 War Of Words (NSW) | 3 | 420 | 419 |
| 06.07.2014 Winter Challenge (NSW) | 15 | 323 | 318 |
| Head-to-head after 17 games | 8 | 9 | |
| Average score | 369.47 | 380.11 | |
| Spread: | -181 | 181 | |