Matthew Stephen Sinatro
- Bats Right, Throws Right
- Height 5' 9", Weight 175 lb.
- High School Conard High School
- Debut September 22, 1981
- Final Game May 26, 1992
- Born March 22, 1960 in Hartford, CT USA
After his playing career ended, catcher Matt Sinatro was a Seattle Mariners scout for two years before serving on the team's coaching staff from 1995 to 2002. He was a Tampa Bay Devil Rays coach from 2003 to 2005 and joined the Chicago Cubs staff in 2007, rejoining manager Lou Piniella for whom he had worked with Seattle.