What is "mcgrattan"

McGrattan is a surname. Notable people with the surname include:

• Brian McGrattan (rugby union) (born 1959), New Zealand rugby union player
• Brian McGrattan (born 1981), Canadian ice hockey player
• Gerard McGrattan (born 1972), Northern Irish hurler
• Tom McGrattan (born 1927), Canadian ice hockey player
• William Terrence McGrattan (born 1956), Canadian Catholic bishop