Jack Scroby was born in Halifax, West Riding of Yorkshire, England.
[4][1] Scroby played for Bradford from 1955–1959 making 104 appearances before joining Halifax for a then club record fee of £7,500.
He played in one Championship final - in 1965 when Halifax beat St. Helens 15–7 at Station Road, Swinton on Saturday 22 May 1965.
Scroby played his last match in February 1970, before leaving to coach Huddersfield and later returned to Halifax.
[1] Later he was Chris Anderson's assistant during the glory days of the late 1980s, and then had 10 years as the club’s timekeeper.