Gregory Brent Blosser (born June 26, 1971) is a former outfielder in Major League Baseball (MLB) who briefly played for the Boston Red Sox during the 1993 and 1994 seasons as part of a 15-year career in professional baseball.

Born in Manatee County, Florida, Blosser was taken by Boston with their first-round pick in the 1989 Major League Baseball draft out of Sarasota High School.

Following his minor league career, Blosser played in 34 games for Japan's Seibu Lions in 1999.

He retired from pro baseball in 2008 with 202 career home runs — 155 in the minors, 44 in the independent leagues, and three in Japan.

Blosser batted and threw left-handed, stood 6 feet 3 inches (1.91 m) tall and weighed 200 pounds (91 kg).