He has a brother Jeremy who played in the MLB as well.
Giambi stands 6'3 tall and weighs 235 lbs.
Jason hit a game-winning home run on July 26, 2006.
On May 17, 2001, Jason hit a walk-off grand slam against the Minnesota Twins. The only other Yankee to accomplish that in history was Babe Ruth.
On August 20, 2006, against the Red Sox, he hit 2 home runs, including the game winner.
Sometimes, Yankee fans hold up signs that say "GiamBBino". This refers to the fact that he walks a ton.
Jason is a dead pull hitter, which often results in the defense putting three players on the right side of the infield. Sometimes they do it so much that it's comical.
Yankee Stadium has a short right field, which is good for Giambi.
Throughout most of the 2006 season, Jason has played DH and Andy Phillips has been first base.
Hit 32 home runs in 2005.
Hit 32 home runs in 2005.
Hit 12 home runs in 2004.
Hit 41 home runs in 2003.
Hit 41 home runs in 2002, his first year as a Yankee.
Hit 38 home runs in 2001.
Hit 43 home runs in 2000.
Hit 33 home runs in 1999.
Hit 27 home runs in 1998.
Hit 20 home runs in 1997.
Hit 20 home runs in 1996.
Hit 6 home runs in 1995, his rookie year.
Has never played a game in the National League.
In both numbers Jason has worn in his career (16 and 25), the digits add up to 7, which was the number Mickey Mantle wore. Both Jason and his father idolize Mickey.
Often leads the league or is near the top in walks.
Nicknamed the Giambino.
Was a three-sport standout in high school. In football, he was an All-League quarterback, as well as being voted MVP in both basketball and baseball.
Despite winning Player of the Month in May 2006, he failed to make the All-Star game. The All-Star game was held in July.
He attended South Hills High School.
He played first base, third base and left field the first few years of his career, but has since become a steady first baseman.
He has, by far, played more games at first base than any other fielding position.
He was born on January 8th, 1971, in West Covina, California.
Won the Home Run Derby in 2002.
Won American League Player of the Month in May 2006.
Jason often leads the league in (or has at least one of the best) on-base percentages.
He bats left, but throws right.
Jason played for the Alaska Goldpanners team, in the Alaska Baseball League.
His 2006 salary was $20,428,571.
Won Comeback Player of the Year in 2005.
He won the AL MVP award in 2000 while with the Oakland Athletics.
Jason Giambi joined the long list of celebrities lampooned by South Park. It happened in South Park episode 113 entitled "Up the Down Steroid."