Originally from
Riddells Creek, Victoria, Sheridan attended
Salesian College in
Sunbury and later
Essendon Keilor College as part of their elite football program. He played junior representative football for the
Calder Cannons in the
TAC Cup. He showed his endurance at the AFL pre-draft testing, finishing in the top two percent of participants in the
beep test and 3 km run. He represented Victoria Metro at the
2011 AFL Under 18 Championships and was named in the TAC Cup Team of the Year. He was drafted by Fremantle with their first selection, 16th overall, in the
2011 AFL draft. ==AFL career==