Juan Milton Samuel (born December 9, 1960) is a Dominican former professional baseball second baseman/outfielder who spent sixteen seasons in Major League Baseball (MLB), with the Philadelphia Phillies (1983–1989), New York Mets (1989), Los Angeles Dodgers (1990–1992), Kansas City Royals (1992, 1995), Cincinnati Reds (1993), Detroit Tigers (1994–1995), and Toronto Blue Jays (1996–1998).
A three-time National League (NL) All-Star, he appeared in the 1983 World Series with the Phillies.
He served as interim manager for the Baltimore Orioles during the 2010 MLB season, as well as many years in the MLB coaching ranks.
In 2010, he was inducted into the Hispanic Heritage Baseball Museum Hall of Fame.