Grant "Granny" Mulvey (born September 17, 1956 in Sudbury, Ontario and raised in Merritt, British Columbia) is a retired professional ice hockey player who played all but twelve games of his 586-game NHL career with the Chicago Black Hawks. A long line of injuries forced Mulvey to retire from the NHL. Mulvey once held the record for being the youngest player since expansion in 1967 to score an NHL goal, scoring his first goal at the age of 18 years, 32 days.