This page is for the Major League Baseball pitcher. For others of that name see Douglas Davis.
September 21, 1975
|Bats: Right||Throws: Left|
|August 9, 1999 for the Texas Rangers|
(through 2009 season)
|Earned run average||4.31|
Davis was born in Sacramento, California, and went to Northgate High School (Walnut Creek, California), where he played football and baseball. He was drafted by the Los Angeles Dodgers following his senior year in high school, but did not sign.
Davis then attended Diablo Valley College, where he played baseball. Later, he attended the City College of San Francisco; he earned Second Team All-Conference honors as a pitcher in his junior season.
Davis began his minor league career for the Texas Rangers rookie league affiliate, the Gulf Coast Rangers, in 1996 where he went 3-1 with a 1.90 ERA in 8 games and 42 innings.
In 1997 Davis started his season with the Gulf Coast Rangers going 3-1 with a 1.70 ERA in 4 games before being promoted to the High-A Charlotte Rangers where he spent the rest of 1998 and 1998, going 16-10 over that period.
In 1999, Davis began the season in AA Tulsa posting an impressive 2.42 ERA over 74 1/3 innings with a record of 4-4, which earned him a promotion to the AAA Oklahoma RedHawks where he finished the season with a 7-0 record, 3.00 ERA.
Davis made his major league debut in 1999, and then spent time between AAA and the Major Leagues from 1999-2003 before becoming a full time major leaguer. going 17-6 during that period.
Davis made his MLB debut on August 9, 1999 for the Rangers. Davis has played for the Rangers (career record 21-21 with the club), Toronto Blue Jays (career record 4-6) and the Milwaukee Brewers (career record 26-25).
On Mother's Day, May 14, 2006, Davis was one of more than 50 batters who brandished a pink bat to benefit the Breast Cancer Foundation. As of August 29, 2006, he had 744 strikeouts. Davis also made a brief appearance in 2005 as a potential home buyer on the A&E television program Flip This House episode "It's a Rat Race."
On November 25, 2006, Davis was traded to the Arizona Diamondbacks along with pitcher Dana Eveland and outfielder Dave Krynzel, for catcher Johnny Estrada, and pitchers Greg Aquino and Claudio Vargas. the Diamondbacks and Doug Davis agreed to a three-year, $22 million deal. 
In his first season for the Diamondbacks, Davis went 13-12 with a 4.25 ERA and 144 strikeouts in 192 2/3 innings.
On July 29, 2008, Davis took a perfect game into the bottom of the 7th inning at Petco Park. 
On August 12, the Milwaukee Brewers put a waiver claim on him and had 48 hours to work out a deal with the Diamondbacks or the Diamondbacks can keep him.
In 2009, he tied for the major league lead in errors by a pitcher, with 5.
Davis mixes a slightly above-average 65-71 mph curveball, an 80-84 mph fastball and a strong 77-81 mph cutter which he uses as his out pitch. He is also known for his wind-up, a slow process that could be compared to the "two-stage" motions many Japanese pitchers have used.
Davis is also noted for being one of the worst hitters in baseball, sporting a career batting average of .077 in 287 at-bats, whilst recording 133 strikeouts at the plate as of April 15, 2008. He went 1-64 with a .016 average in 2004.
Doug is single and has two children, a daughter Drew, and a son Jordan.
In his off time, he enjoys golf, chess, fishing, and spending time with his kids.
On March 28, 2008, Davis was diagnosed with thyroid cancer. Davis made two starts in the regular 2008 season before having surgery to remove his thyroid, a procedure scheduled for April 10. Following surgery, Davis was given a radioactive iodine treatment to kill any remaining cancer. He was expected to take 4–6 weeks to recover, and doctors reported a 97% chance of full recovery. On May 9, 2008, it was announced by the Diamondbacks that Davis had undergone a series of tests, the results of which indicated that he is was, by then, cancer-free. He was expected to make two rehab starts in the minor leagues before returning to the Diamonbacks' Major League roster.
He returned to the Diamondbacks rotation on May 23, 2008 against the Atlanta Braves. He pitched seven innings, allowing only one run and striking out five in an 11-1 win for Arizona. His father was in the stands for his return.