Hancock, a prop from Toowoomba, played for Wattles in the
Toowoomba Rugby League competition. He first represented Queensland in 1978, played against Great Britain in 1979 before touring New Zealand with Australia the following year. Hancock played in the inaugural
State of Origin match in 1980 but had to wait another two years before making his Test debut. After playing in two Tests against NZ, Hancock was selected with the Kangaroos and made his only Test appearance against Papua New Guinea (in 1982) on the way to England and France with the
1982 Invincibles. He played in nine other matches on tour. == Personal life ==