Jason Alexander Shiell (born October 19, 1976 in Savannah, Georgia) is a former right-handed pitcher. Shiell made his major league debut on September 8, 2002, for the San Diego Padres.
After signing with the Milwaukee Brewers for 2008, Shiell was released on August 14, after playing for their Double-A and Triple-A affiliates. He has also played for the Boston Red Sox and Atlanta Braves.