[1] Thompson started his rugby league career with Huddersfield, helping the club win the 1931–32 Yorkshire Cup.
[3] He played scrum-half in Wakefield Trinity's 6-17 defeat by Australia in the 1933–34 Kangaroo tour of Great Britain match during the 1933–34 season at Belle Vue, Wakefield on Saturday 28 October 1933.
[4] Ernie Thompson won a cap for England while at Broughton Rangers in the 2-3 defeat by Wales at Taff Vale Park, Pontypridd on Saturday 7 November 1936.
Ernie Thompson won cap(s) for Yorkshire while at Wakefield Trinity.
[5] He was the uncle of the rugby league referee, Billy Thompson.