Select season:
Wales's youngest players during the 1957 season, and their age in years and days on the occasion of their final appearance, starting or coming on as a substitute.
For each player age is measured in days, and in years and days, from their date of birth to the day of their first appearance.
| Player | Age (Y:d) | Age (days) | Match |
|---|---|---|---|
| Roy Vernon | 19:361 | 7301 | 10 Apr 1957v Northern Ireland |
| Trevor Edwards | 20:76 | 7381 | 10 Apr 1957v Northern Ireland |
| Melvyn Charles | 21:184 | 7855 | 14 Nov 1956v England |
| Cliff Jones | 21:255 | 7926 | 20 Oct 1956v Scotland |
| Mel Hopkins | 21:347 | 8018 | 20 Oct 1956v Scotland |
| Terry Medwin | 24:25 | 8791 | 20 Oct 1956v Scotland |
| John Charles | 24:298 | 9064 | 20 Oct 1956v Scotland |
| Colin Webster | 24:318 | 9084 | 01 May 1957v Czechoslovakia |
| Derrick Sullivan | 26:71 | 9568 | 20 Oct 1956v Scotland |
| Ivor Allchurch | 26:308 | 9805 | 20 Oct 1956v Scotland |
| Jack Kelsey | 26:335 | 9832 | 20 Oct 1956v Scotland |
| Ray Daniel | 27:352 | 10214 | 20 Oct 1956v Scotland |
| Dave Bowen | 28:307 | 10534 | 10 Apr 1957v Northern Ireland |
| Alf Sherwood | 32:342 | 12030 | 20 Oct 1956v Scotland |
| Trevor Ford | 33:19 | 12073 | 20 Oct 1956v Scotland |