In 2003, Roberto Alomar played in 73 games for the New York Mets, batting in all of them. He had 263 at bats, getting 69 hits, for a .262 batting average, with 4 sacrifice hits, 4 sacrifice flies, and 22 runs batted in. He was walked 29 times, 2 times intentionally, and was hit by the pitch 2 times. He struck out 40 times. He hit 17 doubles, 1 triples, and 2 home runs.
In 1970, Roberto Rodriguez played in 6 games for the Oakland Athletics, batting in all of them. He had 1 at bats, getting 0 hits, for a .000 batting average, with 0 runs batted in. He was walked 0 times. He struck out 0 times.
In 1970, Roberto Rodriguez played in 10 games for the San Diego Padres, batting in all of them. He had 3 at bats, getting 0 hits, for a .000 batting average, with 0 runs batted in. He was walked 0 times. He struck out 0 times.
In 1997, Roberto Hernandez played in 28 games for the San Francisco Giants, batting in 27 of them. He had 2 at bats, getting 1 hits, for a .500 batting average, with 0 runs batted in. He was walked 0 times. He struck out 1 times. He hit only singles.
In 1950, Roberto Ortiz played in 6 games for the Philadelphia Athletics, batting in all of them. He had 14 at bats, getting 1 hits, for a .071 batting average, with 1 sacrifice hits, sacrifice flies, and 3 runs batted in. He was walked 0 times. He struck out 3 times. He hit only singles.
In 1970, Roberto Rodriguez played in 26 games for the Chicago White Stockings, batting in all of them. He had 8 at bats, getting 1 hits, for a .125 batting average, with 1 runs batted in. He was walked 1 times. He struck out 1 times. He hit 0 doubles, 0 triples, and 1 home runs.
In 1950, Roberto Ortiz played in 39 games for the Washington Senators, batting in all of them. He had 75 at bats, getting 17 hits, for a .227 batting average, with 8 runs batted in. He was walked 7 times, and was hit by the pitch 1 times. He struck out 12 times. He hit 2 doubles, 1 triples, and 0 home runs.
Roberto Petagine debuted on April 4, 1994, playing for the Houston Astros at Astrodome; he played his final game on July 8, 2006, playing for the Seattle Mariners at Safeco Field.
Roberto Novoa debuted on July 29, 2004, playing for the Detroit Tigers at Comerica Park; he played his final game on September 30, 2006, playing for the Chicago Cubs at Wrigley Field.
Roberto Ortiz debuted on September 6, 1941, playing for the Washington Senators at Griffith Stadium I; he played his final game on September 2, 1950, playing for the Philadelphia Athletics at Shibe Park.
Roberto Pena debuted on April 12, 1965, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 30, 1971, playing for the Milwaukee Brewers at County Stadium.
Roberto Duran debuted on July 6, 1997, playing for the Detroit Tigers at Tiger Stadium; he played his final game on May 28, 1998, playing for the Detroit Tigers at Tiger Stadium.
Roberto Vargas debuted on April 17, 1955, playing for the Milwaukee Braves at County Stadium; he played his final game on September 25, 1955, playing for the Milwaukee Braves at County Stadium.