There are two top coices for this number, after a few with only one obvious choice.
Gary Leeman (1985-92)
StatS: 440GP - 167G - 197A - 364Pts - 360PM
Leeman was a 1982 2nd round pick for the Maple Leafs. His first two seasons with the team he wore #16 and #4, but he settled into #11 for the long term - he would play over 400 games in the number. Best known for playing on the ‘Hound line’ wit Wendel Clark and Russ Courtnall, Leeman was a key piece going back to the Flames in the Gilmour trade.