Denis Potts was born on 26 February 1929 and commenced his playing career at Norwood Districts High School where he played alongside future Norwood team mates Neil Dansie and Pat Hall.
He then went to play with the Norwood Junior Colts before becoming captain of the Senior Colts. He was appointed vice captain of the State Senior Colts under the captaincy of West Adelaide's Ken McGregor.
He was selected in the league team as a 19 year old and played in the 1948 premiership team. A wingman and half forward flanker, he was known for his pace and high marking.