Michael Barnett
Michael or Mike Barnett may refer to:

Michael N. Barnett (born 1960), constructivist scholar of international relations
Michael P. Barnett (1929–2012), chemist and computer scientist
R. Michael Barnett, physicist
Michael Barnett (soccer), Australian football (soccer) player
Big Mike (rapper) (born 1971), American rapper Michael Barnett
Mike Barnett (athlete) (born 1961), American athlete
Mike Barnett (baseball) (born 1959), American League baseball hitting coach
Mike Barnett (ice hockey) (born 1948), former general manager in the NHL for the Phoenix Coyotes
Mike Barnett (politician) (born 1946), Australian politician
Mike Barnett, musician on the Andrew Belew  album Young Lions