| Balls |
| 21 | GJ Bailey | Australia Under-19s v Kenya Under-19s | Carisbrook, Dunedin | 2001/02 |
| 29 | S Cassel | Australia Under-19s v West Indies Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 32 | AP Cahill | Australia Under-19s v Scotland Under-19s | Conaree Sports Club, Conaree | 2021/22 |
| 34 | GI Skennar | Australia Under-19s v India Under-19s | Punjab Cricket Association Stadium, Mohali | 2005/06 |
| 37 | HT Dixon | Australia Under-19s v England Under-19s | The 1st Central County Ground, Hove | 2023 |
| 39 | SE Marsh | Australia Under-19s v Kenya Under-19s | Carisbrook, Dunedin | 2001/02 |
| 39 | AJ Turner | Australia Under-19s v West Indies Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 40 | MW Short | Australia Under-19s v New Zealand Under-19s | Bert Sutcliffe Oval, Lincoln | 2012/13 |
| 41 | BJ Holt | Australia Under-19s v Sri Lanka Under-19s | P Sara Oval, Colombo | 2018/19 |
| 43 | TM Beaton | Australia Under-19s v Ireland Under-19s | Queenstown Events Centre, Queenstown | 2009/10 |
| 44 | HT Dixon | Australia Under-19s v England Under-19s | Allan Border Field, Brisbane | 2022/23 |
| 45 | TLW Cooper | Australia Under-19s v India Under-19s | Punjab Cricket Association Stadium, Mohali | 2005/06 |
| 45 | CT Bancroft | Australia Under-19s v West Indies Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 46 | GJ Bailey | Australia Under-19s v England Under-19s | Hagley Oval, Christchurch | 2001/02 |
| 46 | LAH Scott | Australia Under-19s v West Indies Under-19s | Willowmoore Park Main Oval, Benoni | 2019/20 |
| 46 | H Singh | Australia Under-19s v England Under-19s | The Kent County Cricket Ground, Beckenham | 2023 |
| 47 | OHL Davies | Australia Under-19s v Sri Lanka Under-19s | P Sara Oval, Colombo | 2018/19 |
| 47 | CPL Connolly | Australia Under-19s v West Indies Under-19s | Willowmoore Park Main Oval, Benoni | 2019/20 |
| 49 | BD Williams | Australia Young Cricketers v Pakistan Young Cricketers | Adelaide Oval, Adelaide | 1987/88 |
| 49 | CJ Simmons | Australia Under-19s v Kenya Under-19s | Carisbrook, Dunedin | 2001/02 |
| 49 | CL White | Australia Under-19s v Scotland Under-19s | Carisbrook, Dunedin | 2001/02 |
| 49 | TP Doropoulos | Australia Under-19s v Ireland Under-19s | MA Aziz Stadium, Chittagong | 2003/04 |
| 49 | TM Beaton | Australia Under-19s v United States of America Under-19s | Queenstown Events Centre, Queenstown | 2009/10 |
| 49 | LD Hearne | Australia Under-19s v West Indies Under-19s | Willowmoore Park Main Oval, Benoni | 2019/20 |
| 50 | JR Doran | Australia Under-19s v New Zealand Under-19s | Marrara Cricket Ground, Darwin | 2013 |
| 51 | GJ Bailey | Australia Under-19s v South Africa Under-19s | Bert Sutcliffe Oval, Lincoln | 2001/02 |
| 52 | MC Henriques | Australia Under-19s v India Under-19s | Punjab Cricket Association Stadium, Mohali | 2005/06 |
| 52 | TM Head | Australia Under-19s v England Under-19s | Tony Ireland Stadium, Townsville | 2012 |
| 53 | WG Bosisto | Australia Under-19s v West Indies Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2011/12 |
| 54 | SNJ O'Keefe | Australia Under-19s v Bangladesh Under-19s | Fatullah Khan Saheb Osmani Stadium, Fatullah | 2003/04 |
| 54 | HD Weibgen | Australia Under-19s v England Under-19s | The 1st Central County Ground, Hove | 2023 |
