The 2012 Stony Brook Seawolves football team represented Stony Brook University in the 2012 NCAA Division I FCS football season as a member of the Big South Conference. The team was coached by Chuck Priore and played its home games at Kenneth P. LaValle Stadium in Stony Brook, New York. This was their final season as a member of the Big South as they will join the Colonial Athletic Association in 2013. They finished the season 10–3, 5–1 in Big South play to share the conference championship with Coastal Carolina and Liberty. They received an at-large bid into the FCS Playoffs, their second straight playoff appearance, where they defeated Villanova in the first round before falling in the second round to Montana State.