Tymms started his career at St Kilda, where he spent two seasons.[3] He played for Prahran in 1924, then made his way to Melbourne and was a half-back flanker in their 1926 premiership team.[4][5] Best known as a full-back, Tymms represented the VFL five times during his career.[6] He went into football administration after retiring, serving as secretary of the Richmond Football Club from 1955 to 1962.[7]
