| number | Scotland | France | England | Wales | Ireland | Italy |
|---|---|---|---|---|---|---|
| 1 | Pierre Schoeman | Cyril Baille | Joe Marler | Gareth Thomas | Andrew Porter | Danilo Fischetti |
| 2 | George Turner | Peato Mauvaka | Jamie George | Elliot Dee | Dan Sheehan | Gianmarco Lucchesi |
| 3 | Zander Fagerson | Uini Atonio | Will Stuart | Keiron Assiratti | Finlay Bealham | Pietro Ceccarelli |
| 4 | Grant Gilchrist | Cameron Woki | Maro Itoje | Dafydd Jenkins | Joe McCarthy | Niccolo Cannone |
| 5 | Scott Cummings | Paul Gabrillagues | Ollie Chessum | Adam Beard | James Ryan | Federico Ruzza |
| 6 | Matt Fagerson | Francois Cros | Ethan Roots | Alex Mann | Ryan Baird | Alessandro Izekor |
| 7 | Rory Darge | Charles Ollivon | Sam Underhill | Tommy Reffell | Caelan Doris | Manuel Zuliani |
| 8 | Jack Dempsey | Gregory Alldritt | Ben Earl | Aaron Wainwright | Jack Conan | Michele Lamaro |
| 9 | Ben White | Maxime Lucu | Alex Mitchell | Tomos Williams | Craig Casey | Stephen Varney |
| 10 | Finn Russell | Matthieu Jalibert | George Ford | Ioan Lloyd | Jack Crowley | Paolo Garbisi |
| 11 | Duhan van der Merwe | Louis Bielle-Biarrey | Elliot Daly | Rio Dyer | James Lowe | Monty Ioane |
| 12 | Sione Tuipulotu | Jonathan Danty | Fraser Dingwall | Nick Tompkins | Stuart McCloskey | Tommaso Menoncello |
| 13 | Huw Jones | Gael Fickou | Henry Slade | George North | Robbie Henshaw | Juan Ignacio Brex |
| 14 | Kyle Steyn | Damian Penaud | Tommy Freeman | Josh Adams | Calvin Nash | Lorenzo Pani |
| 15 | Kyle Rowe | Thomas Ramos | Freddie Steward | Cameron Winnett | Hugo Keenan | Ange Capuozzo |
| 16 | Ewan Ashman | Julien Marchand | Theo Dan | Ryan Elias | Ronan Kelleher | Giacomo Nicotera |
| 17 | Alec Hepburn | Sebastien Taofifenua | Ellis Genge | Corey Domachowski | Jeremy Loughman | Mirco Spagnolo |
| 18 | Elliot Millar-Mills | Dorian Aldegheri | Dan Cole | Archie Griffin | Tom O'Toole | Giosue Zilocchi |
| 19 | Sam Skinner | Posolo Tuilagi | Alex Coles | Will Rowlands | Iain Henderson | Andrea Zambonin |
| 20 | Andy Christie | Alexandre Roumat | Chandler Cunningham-South | Taine Basham | Josh van der Flier | Ross Vintcent |
| 21 | George Horne | Paul Boudehent | Danny Care | Kieran Hardy | Jamison Gibson-Park | Martin Page-Relo |
| 22 | Ben Healy | Nolann Le Garrec | Fin Smith | Cai Evans | Harry Byrne | Tommaso Allan |
| 23 | Cameron Redpath | Yoram Moefana | Immanuel Feyi-Waboso | Mason Grady | Jordan Larmour | Federico Mori |