| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 20-Mar-2021 |  Robert Kearney | Western Force | Ireland | 26-Mar-1983 | 37(360) |
| 23-Apr-2021 | Greg Holmes | Western Force | Australia | 11-Jun-1983 | 37(317) |
| 01-May-2021 | Jeremy Thrush | Western Force | New Zealand | 19-Apr-1985 | 36(12) |
| 01-May-2021 | Richard Kahui | Western Force | New Zealand | 09-Jun-1985 | 35(327) |
| 01-May-2021 | Sitaleki Timani | Western Force | Australia | 19-Sep-1986 | 34(225) |
| 26-Mar-2021 | Marcel Brache | Western Force | United States | 15-Oct-1987 | 33(163) |
| 27-Mar-2021 | Sam Wykes | New South Wales | Australia | 25-Apr-1988 | 32(336) |
| 27-Mar-2021 | Tetera Faulkner | New South Wales | Australia | 26-Jul-1988 | 32(244) |
| 18-Apr-2021 | James Hanson | Melbourne Rebels | Australia | 15-Sep-1988 | 32(215) |
| 08-May-2021 | Cadeyrn Neville | Brumbies | Australia | 09-Nov-1988 | 32(180) |
| 01-May-2021 | James Slipper | Brumbies | Australia | 06-Jun-1989 | 31(329) |
| 01-May-2021 | Tomas Cubelli | Western Force | Argentina | 12-Jun-1989 | 31(323) |
| 01-May-2021 | Toni Pulu | Western Force | New Zealand | 28-Nov-1989 | 31(154) |
| 24-Apr-2021 | Matt Toomua | Melbourne Rebels | Australia | 02-Jan-1990 | 31(112) |
| 19-Feb-2021 | Jonathan Lance | Western Force | Australia | 07-Feb-1990 | 31(12) |
| 01-May-2021 | Brynard Stander | Western Force | South Africa | 27-Apr-1990 | 31(4) |
| 08-May-2021 | Nic White | Brumbies | Australia | 13-Jun-1990 | 30(330) |
| 08-May-2021 | James O'Connor | Queensland Reds | Australia | 05-Jul-1990 | 30(308) |
| 19-Feb-2021 | Ian Prior | Western Force | Australia | 21-Aug-1990 | 30(183) |
| 23-Apr-2021 | Tevita Kuridrani | Western Force | Australia | 31-Mar-1991 | 30(24) |
| 24-Apr-2021 | Stacey Ili | Melbourne Rebels | Samoa | 11-May-1991 | 29(349) |
| 08-May-2021 | Scott Sio | Brumbies | Australia | 16-Oct-1991 | 29(205) |
| 01-May-2021 | Peter Samu | Brumbies | Australia | 17-Dec-1991 | 29(136) |
| 03-Apr-2021 | Steven Cummins | Melbourne Rebels | Australia | 29-Mar-1992 | 29(5) |
| 24-Apr-2021 | Tom Pincus | Melbourne Rebels | Australia | 28-May-1992 | 28(331) |
| 27-Feb-2021 | Jack Whetton | New South Wales | New Zealand | 24-May-1992 | 28(279) |
| 01-May-2021 | Kyle Godwin | Western Force | Australia | 30-Jul-1992 | 28(275) |
| 24-Apr-2021 | Marika Koroibete | Melbourne Rebels | Australia | 26-Jul-1992 | 28(272) |
| 08-May-2021 | Bryce Hegarty | Queensland Reds | Australia | 28-Aug-1992 | 28(253) |
| 17-Apr-2021 | Hugh Sinclair | New South Wales | Australia | 22-Sep-1992 | 28(207) |
| 24-Apr-2021 | Dave Porecki | New South Wales | Australia | 23-Oct-1992 | 28(183) |
| 09-Apr-2021 | Lewis Holland | Melbourne Rebels | Australia | 14-Jan-1993 | 28(85) |
| 10-Apr-2021 | Thomas Cusack | Brumbies | Australia | 01-Mar-1993 | 28(40) |
| 08-May-2021 | Feao Fotuaika | Queensland Reds | Tonga | 23-Apr-1993 | 28(15) |
| 26-Mar-2021 | Henry Taefu | Western Force | Australia | 02-Apr-1993 | 27(358) |
| 24-Apr-2021 | Michael Wells | Melbourne Rebels | Australia | 03-May-1993 | 27(356) |
| 08-May-2021 | Andy Muirhead | Brumbies | Australia | 08-Jul-1993 | 27(304) |
| 24-Apr-2021 | Jake Gordon | New South Wales | Australia | 06-Jul-1993 | 27(292) |
| 01-May-2021 | Kane Koteka | Western Force | Australia | 01-Jan-1994 | 27(120) |
| 24-Apr-2021 | Ross Haylett-Petty | Melbourne Rebels | Australia | 10-Jan-1994 | 27(104) |
| 08-May-2021 | Allan Alaalatoa | Brumbies | Australia | 28-Jan-1994 | 27(100) |
| 09-Apr-2021 | Fergus Lee-Warner | Western Force | Australia | 03-Feb-1994 | 27(65) |
| 27-Mar-2021 | Jack Grant | New South Wales | Australia | 24-Jan-1994 | 27(62) |
| 09-Apr-2021 | Tomas Lezana | Western Force | Argentina | 16-Feb-1994 | 27(52) |
| 24-Apr-2021 | Joe Powell | Melbourne Rebels | Australia | 11-Apr-1994 | 27(13) |
| 19-Mar-2021 | Jack Dempsey | New South Wales | Scotland | 12-Apr-1994 | 26(342) |
| 26-Mar-2021 | Jake McIntyre | Western Force | Australia | 28-Apr-1994 | 26(333) |
| 08-May-2021 | Thomas Banks | Brumbies | Australia | 18-Jun-1994 | 26(325) |
| 18-Apr-2021 | Richard Hardwick | Melbourne Rebels | Namibia | 31-May-1994 | 26(323) |
| 18-Apr-2021 | James Tucker | Brumbies | New Zealand | 05-Aug-1994 | 26(257) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).