Geraldo Guzman debuted on July 6, 2000, playing for the Arizona Diamondbacks at Bank One Ballpark; he played his final game on June 4, 2001, playing for the Arizona Diamondbacks at Bank One Ballpark.
NFL player Geraldo Boldewijn played for Boise State.
Freddy Guzman debuted on August 17, 2004, playing for the San Diego Padres at Petco Park; he played his final game on September 18, 2013, playing for the at .
Angel Guzman debuted on April 26, 2006, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 8, 2009, playing for the Chicago Cubs at Wrigley Field.
Jose Guzman debuted on September 10, 1985, playing for the Texas Rangers at Arlington Stadium; he played his final game on May 23, 1994, playing for the Chicago Cubs at Wrigley Field.
Johnny Guzman debuted on June 8, 1991, playing for the Oakland Athletics at Oakland Coliseum; he played his final game on June 28, 1992, playing for the Oakland Athletics at Oakland Coliseum.
Domingo Guzman debuted on September 9, 1999, playing for the San Diego Padres at Qualcomm Stadium; he played his final game on June 7, 2000, playing for the San Diego Padres at Qualcomm Stadium.
Jesus Guzman debuted on May 21, 2009, playing for the San Francisco Giants at AT&T Park; he played his final game on September 29, 2013, playing for the San Diego Padres at Petco Park.
Juan Guzman debuted on June 7, 1991, playing for the Toronto Blue Jays at Skydome; he played his final game on April 7, 2000, playing for the Tampa Bay Devil Rays at Tropicana Field.
Cristian Guzman debuted on April 6, 1999, playing for the Minnesota Twins at Hubert H Humphrey Metrodome; he played his final game on September 8, 2010, playing for the Texas Rangers at Rangers Ballpark in Arlington.
Joel Guzman debuted on June 1, 2006, playing for the Los Angeles Dodgers at Dodger Stadium; he played his final game on September 30, 2007, playing for the Tampa Bay Devil Rays at Tropicana Field.
Edwards Guzman debuted on April 6, 1999, playing for the San Francisco Giants at 3Com Park; he played his final game on September 28, 2003, playing for the Montreal Expos at Stade Olympique/Hiram Bithorn Stadium.
Santiago Guzman debuted on September 30, 1969, playing for the St. Louis Cardinals at Busch Stadium II; he played his final game on April 18, 1972, playing for the St. Louis Cardinals at Busch Stadium II.