High Quality Content by WIKIPEDIA articles! Ken Traill was an English professional rugby league footballer of the 1940s and `50s, and coach of the 1950s, `60s and 70s who at representative level has played for Great Britain, England, and Yorkshire, and at club level for Hunslet, Bradford Northern, Halifax, and Wakefield Trinity, playing at Loose forward/Lock, i.e. number 13, during the era of contested scrums, and at club level has coached for Wakefield Trinity.