| name | debut | age on debut |
|---|
| Harry Wilson | v. Belgium - 15/10/2013 | 16 years 207 days |
| Gareth Bale | v. Trinidad & Tobago - 27/05/2006 | 16 years 315 days |
| Ethan Ampadu | v. France - 10/11/2017 | 17 years 57 days |
| Lewin Nyatanga | v. Paraguay - 01/03/2006 | 17 years 195 days |
| Ryan Green | v. Malta - 03/06/1998 | 17 years 226 days |
| Chris Gunter | v. New Zealand - 26/05/2007 | 17 years 309 days |
| David Cotterill | v. Azerbaijan - 12/10/2005 | 17 years 313 days |
| Ryan Giggs | v. Germany - 05/06/1991 | 17 years 321 days |
| Ben Woodburn | v. Austria - 02/09/2017 | 17 years 322 days |
