| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 04-Jun-2021 | Ollie Callan | Australia | 20-Jul-2000 | 20(319) |
| 15-May-2021 | Jordan Olowofela | England | 07-Apr-1998 | 23(38) |
| 21-May-2021 | Ryan McCauley | Australia | 08-Jun-1997 | 23(347) |
| 15-May-2021 | Tim Anstee | Australia | 19-May-1997 | 23(361) |
| 04-Jun-2021 | Jake Strachan | Australia | 25-Dec-1996 | 24(161) |
| 28-May-2021 | Domingo Miotti | Argentina | 22-May-1996 | 25(6) |
| 15-May-2021 | Santiago Medrano | Argentina | 06-May-1996 | 25(9) |
| 15-May-2021 | Feleti Kaitu'u | Australia | 30-Dec-1994 | 26(137) |
| 15-May-2021 | Tom Robertson | Australia | 28-Aug-1994 | 26(261) |
| 15-May-2021 | Jake McIntyre | Australia | 28-Apr-1994 | 27(17) |
| 15-May-2021 | Fergus Lee-Warner | Australia | 03-Feb-1994 | 27(101) |
| 15-May-2021 | Kane Koteka | Australia | 01-Jan-1994 | 27(134) |
| 28-May-2021 | Andrew Ready | Australia | 11-Jul-1993 | 27(321) |
| 15-May-2021 | Henry Taefu | Australia | 02-Apr-1993 | 28(43) |
| 15-May-2021 | Kyle Godwin | Australia | 30-Jul-1992 | 28(289) |
| 04-Jun-2021 | Tevita Kuridrani | Australia | 31-Mar-1991 | 30(66) |
| 12-Jun-2021 | Ian Prior | Australia | 21-Aug-1990 | 30(296) |
| 15-May-2021 | Brynard Stander | South Africa | 27-Apr-1990 | 31(18) |
| 28-May-2021 | Toni Pulu | New Zealand | 28-Nov-1989 | 31(181) |
| 15-May-2021 | Tomas Cubelli | Argentina | 12-Jun-1989 | 31(337) |
| 21-May-2021 | Sitaleki Timani | Australia | 19-Sep-1986 | 34(245) |
| 15-May-2021 | Richard Kahui | New Zealand | 09-Jun-1985 | 35(341) |
| 15-May-2021 | Jeremy Thrush | New Zealand | 19-Apr-1985 | 36(26) |
| 15-May-2021 | Robert Kearney | Ireland | 26-Mar-1983 | 38(51) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).