Daniel John Haren is an American former professional baseball pitcher. Haren played in Major League Baseball (MLB) for the St. Louis Cardinals, Oakland Athletics, Arizona Diamondbacks, Los Angeles Angels of Anaheim, Washington Nationals, Los Angeles Dodgers, Miami Marlins, and Chicago Cubs. He now serves as a pitching strategist with the Diamondbacks.

Mark Alan Mulder is an American former professional baseball player. A left-handed starting pitcher, Mulder pitched in Major League Baseball (MLB) for the Oakland Athletics and St. Louis Cardinals. He is a two-time All-Star.