Mark Edison Saccomanno (born April 30, 1980 in Houston, Texas) is a former professional baseball first baseman. At 17, Saccomanno was awarded the Klein Forest High School Golden Glove award. He was also selected to the 17-and-under AAU National All-Tournament Team. At 18, was named Second-Team All-District 16-5A as a shortstop and received the National Scholar Athlete Award. He played college baseball for Baylor University. He was selected in the 23rd round of the 2003 Major League Baseball draft by the Astros, his hometown team.

Saccomanno played for Italy in the 2006 World Baseball Classic, leading the team with a .727 slugging percentage as all three of hits went for extra bases - a two-run homer off Adam Bright and double versus John Stephens in a win over Australia, a double against Venezuela's Carlos Silva in a loss. He hit .273 with no walks in the three games and made one error as Italy's third sacker.

Twice named Round Rock’s Offensive Player of the Month in 2008, Saccomanno notched seven hits in his final four games of the season for the Express, Mark was named the MVP of the team, batting .297 with 27 HR and 84 RBI that season.

Mark was called up to the majors by the Houston Astros on September 8, 2008, and hit a home run on the first pitch of his first major league at-bat, as a pinch hitter for pitcher Alberto Árias, against Pirates' pitcher Ian Snell. In doing so, he became the 20th player in MLB history to hit a HR on the first pitch they saw. He had one hit (a double) in nine more at-bats that year, the only experience he would have in the majors.

A free agent at the end of the season, he re-signed with the Astros on January 5, 2009 to a minor league deal with an invitation to Spring training as a non-roster player. After retiring, he became the VP of Marketing for American Benefits Exchange.

(excerpted from Baseball Almanac, BR Bullpen & Wikipedia)