John Joseph McDonald is an American former professional baseball infielder. He played in Major League Baseball (MLB) for the Cleveland Indians, Toronto Blue Jays, Detroit Tigers, Arizona Diamondbacks, Pittsburgh Pirates, Philadelphia Phillies, Boston Red Sox, and Los Angeles Angels of Anaheim between 1999 and 2014. Primarily a shortstop, he was also a utility infielder, with the ability to also play second base, third base and left field. He also appeared in one extra inning game in 2013 as an emergency pitcher. Known for his defensive ability, he posted a career fielding percentage of .974 in over 6,450 innings.

East Lyme High School is a 9-12 high school in the Flanders Village region of East Lyme, Connecticut, United States. The school serves students from the towns of East Lyme and Salem, Connecticut. It is operated by East Lyme Public Schools. East Lyme High School has been open since 1967.