Background
Ennis was the eldest son of Thomas John Ennis (who played for Carlton in 1896) and Mary Josephine Sullivan.
Ennis was the eldest son of Thomas John Ennis (who played for Carlton in 1896) and Mary Josephine Sullivan.
After playing with Carlton seconds for some time, Ennis transferred to Portuguese Melbourne in the Victorian Football Association during the 1923 final series. He made 26 appearances for Portuguese before applying to join Hawthorn early in the 1925 VFL season. Ennis made 19 appearances over his three seasons with Hawthorn, scoring 42 goals, but failed to cement a regular starting position.
He retired at the end of the 1927 season.