Ramón E. Martínez is an American former Major League Baseball utility infielder.

Plácido Enrique Polanco is a Dominican-American former professional baseball player. He played in Major League Baseball (MLB) for the St. Louis Cardinals, Philadelphia Phillies, Detroit Tigers and Miami Marlins. He was a second baseman, third baseman, and shortstop. He was twice voted to start in Major League Baseball All-Star Games: in 2007, and again in 2011. Polanco retired with the highest all-time career fielding percentage for second basemen at 99.27% and the highest all-time career fielding percentage for third basemen at 98.34% which still appear to be records.