| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 25-Jun-2005 | Neil Back | England | 16-Jan-1969 | 36(160) |
| 07-Aug-2021 | Alan Wyn Jones | Wales | 19-Sep-1985 | 35(323) |
| 04-Jul-2009 | Simon Shaw | England | 01-Sep-1973 | 35(307) |
| 07-Aug-2021 | Ken Owens | Wales | 03-Jan-1987 | 34(217) |
| 29-Jun-2013 | Brian O'Driscoll | Ireland | 21-Jan-1979 | 34(160) |
| 09-Jul-2005 | Shane Byrne | Ireland | 18-Jul-1971 | 33(357) |
| 04-Jul-2009 | Martyn Williams | Wales | 01-Sep-1975 | 33(307) |
| 22-Jun-2013 | Paul O'Connell | Ireland | 20-Oct-1979 | 33(246) |
| 04-Jul-2009 | Philip Vickery | England | 14-Mar-1976 | 33(112) |
| 27-Jun-2009 | David Wallace | Ireland | 08-Jul-1976 | 32(354) |
| 09-Jul-2005 | Will Greenwood | England | 20-Oct-1972 | 32(262) |
| 07-Aug-2021 | Courtney Lawes | England | 23-Feb-1989 | 32(165) |
| 04-Jul-2009 | Shane Williams | Wales | 26-Feb-1977 | 32(128) |
| 06-Jul-2013 | Adam Jones | Wales | 08-Mar-1981 | 32(120) |
| 31-Jul-2021 | Conor Murray | Ireland | 20-Apr-1989 | 32(102) |
| 09-Jul-2005 | Julian White | England | 14-May-1973 | 32(56) |
| 25-Jun-2005 | Richard Hill | England | 23-May-1973 | 32(33) |
| 04-Jul-2009 | Joe Worsley | England | 14-Jun-1977 | 32(20) |
| 08-Jul-2017 | Jonathan Sexton | Ireland | 11-Jul-1985 | 31(363) |
| 26-Jun-2021 | Justin Tipuric | Wales | 06-Aug-1989 | 31(324) |
| 07-Aug-2021 | Daniel Biggar | Wales | 16-Oct-1989 | 31(295) |
| 25-Jun-2005 | Martin Corry | England | 12-Oct-1973 | 31(257) |
| 04-Jul-2009 | Stephen Jones | Wales | 08-Dec-1977 | 31(208) |
| 14-Jul-2001 | Martin Johnson | England | 09-Mar-1970 | 31(128) |
| 07-Aug-2021 | Bundee Aki | Ireland | 07-Apr-1990 | 31(123) |
| 09-Jul-2005 | Gareth Thomas | Wales | 25-Jul-1974 | 30(350) |
| 02-Jul-2005 | Jason Robinson | England | 30-Jul-1974 | 30(338) |
| 06-Jul-2013 | Mike Phillips | Wales | 29-Aug-1982 | 30(312) |
| 07-Jul-2001 | Robert Howley | Wales | 13-Oct-1970 | 30(268) |
| 31-Jul-2021 | Chris Harris | Scotland | 28-Dec-1990 | 30(216) |
| 31-Jul-2021 | Makovina Vunipola | England | 13-Jan-1991 | 30(200) |
| 09-Jul-2005 | Simon Easterby | Ireland | 27-Jan-1975 | 30(164) |
| 24-Jun-2017 | Ben Te'o | England | 27-Jan-1987 | 30(149) |
| 08-Jul-2017 | Sean O'Brien | Ireland | 14-Feb-1987 | 30(145) |
| 07-Aug-2021 | Liam Williams | Wales | 09-Apr-1991 | 30(121) |
| 20-Jun-2009 | Lee Mears | England | 05-Mar-1979 | 30(108) |
| 14-Jul-2001 | Tom Smith | Scotland | 31-Oct-1971 | 29(257) |
| 06-Jul-2013 | Geoffrey Parling | England | 28-Oct-1983 | 29(252) |
| 04-Jul-2009 | Andrew Sheridan | England | 01-Nov-1979 | 29(246) |
| 06-Jul-2013 | Richard Hibbard | Wales | 13-Dec-1983 | 29(206) |
| 29-Jun-2013 | James Heaslip | Ireland | 15-Dec-1983 | 29(197) |
| 25-Jun-2005 | Ben Kay | England | 14-Dec-1975 | 29(194) |
| 14-Jul-2001 | Keith Wood | Ireland | 27-Jan-1972 | 29(169) |
| 07-Aug-2021 | Wyn Jones | Wales | 26-Feb-1992 | 29(163) |
| 04-Jul-2009 | Riki Flutey | England | 10-Feb-1980 | 29(145) |
| 06-Jul-2013 | Tommy Bowe | Ireland | 22-Feb-1984 | 29(135) |
| 26-Jun-2021 | Iain Henderson | Ireland | 21-Feb-1992 | 29(126) |
| 08-Jul-2017 | Jon Davies | Wales | 05-Apr-1988 | 29(94) |
| 31-Jul-2021 | Stuart Hogg | Scotland | 24-Jun-1992 | 29(37) |
| 20-Jun-2009 | Lee Byrne | Wales | 01-Jun-1980 | 29(19) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).