| number | Ireland | Wales | Scotland | England | France | Italy |
|---|---|---|---|---|---|---|
| 1 | Andrew Porter | Gareth Thomas | Pierre Schoeman | Ellis Genge | Cyril Baille | Danilo Fischetti |
| 2 | Dan Sheehan | Elliot Dee | George Turner | Jamie George | Peato Mauvaka | Giacomo Nicotera |
| 3 | Tadhg Furlong | Keiron Assiratti | Zander Fagerson | Dan Cole | Uini Atonio | Giosue Zilocchi |
| 4 | Joe McCarthy | Dafydd Jenkins | Grant Gilchrist | Maro Itoje | Cameron Woki | Niccolo Cannone |
| 5 | Tadhg Beirne | Adam Beard | Scott Cummings | Ollie Chessum | Posolo Tuilagi | Federico Ruzza |
| 6 | Peter O'Mahony | Alex Mann | Jamie Ritchie | Ethan Roots | Paul Boudehent | Riccardo Favretto |
| 7 | Josh van der Flier | Tommy Reffell | Rory Darge | Sam Underhill | Charles Ollivon | Michele Lamaro |
| 8 | Caelan Doris | Aaron Wainwright | Jack Dempsey | Ben Earl | Francois Cros | Ross Vintcent |
| 9 | Jamison Gibson-Park | Tomos Williams | Ben White | Danny Care | Maxime Lucu | Martin Page-Relo |
| 10 | Jack Crowley | Sam Costelow | Finn Russell | George Ford | Matthieu Jalibert | Paolo Garbisi |
| 11 | James Lowe | Rio Dyer | Duhan van der Merwe | Elliot Daly | Louis Bielle-Biarrey | Monty Ioane |
| 12 | Bundee Aki | Nick Tompkins | Sione Tuipulotu | Ollie Lawrence | Jonathan Danty | Federico Mori |
| 13 | Robbie Henshaw | George North | Huw Jones | Henry Slade | Gael Fickou | Juan Ignacio Brex |
| 14 | Calvin Nash | Josh Adams | Kyle Steyn | Tommy Freeman | Damian Penaud | Tommaso Menoncello |
| 15 | Ciaran Frawley | Cameron Winnett | Blair Kinghorn | George Furbank | Thomas Ramos | Ange Capuozzo |
| 16 | Ronan Kelleher | Ryan Elias | Ewan Ashman | Theo Dan | Julien Marchand | Gianmarco Lucchesi |
| 17 | Cian Healy | Corey Domachowski | Alec Hepburn | Joe Marler | Sebastien Taofifenua | Mirco Spagnolo |
| 18 | Oli Jager | Dillon Lewis | Elliot Millar-Mills | Will Stuart | Dorian Aldegheri | Simone Ferrari |
| 19 | James Ryan | Will Rowlands | Sam Skinner | George Martin | Romain Taofifenua | Matteo Canali |
| 20 | Ryan Baird | Mackenzie Martin | Andy Christie | Chandler Cunningham-South | Alexandre Roumat | Andrea Zambonin |
| 21 | Jack Conan | Kieran Hardy | George Horne | Ben Spencer | Esteban Abadie | Manuel Zuliani |
| 22 | Conor Murray | Ioan Lloyd | Ben Healy | Fin Smith | Nolann Le Garrec | Stephen Varney |
| 23 | Stuart McCloskey | Mason Grady | Cameron Redpath | Immanuel Feyi-Waboso | Yoram Moefana | Leonardo Marin |