William Hayward "Mookie" Wilson (born February 9, 1956) is a former Major League Baseball center fielder who played with the New York Mets (1980–89) and Toronto Blue Jays (1989–91). He was a switch hitter, known for his impressive speed and positive attitude. Fans would frequently chant "Mooooo-kie" in appreciation of him. He remains regarded with special affection by Jays and Mets fans. He was know for grounder against the Boston Red Sox in game 6 of the 1986 World Series that got passed by Red Sox's first baseman Bill Buckner.
He coached the Mets from 1997 until 2002 at first base before re-joining the coaching staff nine years later.