Sean William Green was born on April 20, 1979 in Louisville, Kentucky. The tall six foot six righty was originally drafted as the Toronto Blue Jays in the 32nd round in 1997. Instead of signing he chose to attend the University of Louisville, eventually getting drafted by the Colorado Rockies in the 12th round in 2000.
Green was strictly a middle relief pitcher in the minor leagues, pitching for the Rockies organization for five seasons. In 2004 he was traded to the Seattle Mariners organization & the in 2005 led the Texas League with 14 saves while posting a 2.96 ERA at AA San Antonio. He pitched well for the Mariners at Spring Training 2006 & then went 4-0 at AAA Tacoma getting him an early call up. He debuted in Minnesota pitching part of an inning against the Twins in a 5-1 Mariner loss.
In his first season he made 24 appearances posting no record with a 4.50 ERA. In 2007 he was 5-1 with a 3.84 ERA having the best year of his career to date. He pitched three seasons as a mid reliever for Seattle, going 9-7 with an ERA of four. Prior to the 2009 season he was sent to the New York Mets along with JJ Putz & Jeremy Reed, in a big three team trade that sent Joe Smith to the Cleveland Indians, as well as Endy Chavez & Aaron Heilman to the Seattle Mariners.
In 2009 Green debuted on Opening Day in Cincinnati pitching 1.1 innings of relief work in the Mets 2-1 loss to the Reds. Overall he made 79 appearances (4th most in the league) out of the Mets bullpen, pitching in 69 innings striking out 54 batters. He was 1-4 giving up five HRs, walking 36 batters & hitting another nine (8th most in the NL) while posting a 4.52 ERA.
His one win came in Washington D.C. on June 5th, pitching one scoreless inning against the Nationals. At the end of July he earned his lone save at Houston in an 8-3 Mets victory over the Astros. Green was sent back down to AAA but had a good Spring in 2010 & made the final bull pen spot. He made eleven appearances posting a 3.86 ERA but it was discovered he had a broken rib which ended his season. He returned to A ball St. Lucie to rehab & then was promoted to AAA Buffalo making 17 appearances. He was granted free agency & signed with the Milwaukee Brewers in December 2010.
In 14 games he was 0-1 with a 5.40 ERA for the NL Central Champion Brewers. In his six year career he is 10-12 with two saves & a 4.41 ERA in 264 appearances.