|No. 94, 91|
|Date of birth:||July 7, 1967|
|Place of birth:||Cherry Hill, New Jersey|
|Height:||6 ft 3 in (1.91 m)|
|Weight:||252 lb (114 kg)|
|NFL Draft:||1990 / Round: 3 / Pick: 79|
|* Offseason and/or practice squad member only|
|Career highlights and awards|
|Career NFL statistics|
Gregory S. Mark (born July 7, 1967) is a former American football defensive end and linebacker in the National Football League. He was drafted by the New York Giants in the third round of the 1990 NFL Draft. He played college football at Miami.
Mark played college football at the University of Miami for the Miami Hurricanes. He was a member of the 1987 and 1989 Miami Hurricanes National Championship teams and was a consensus All-American in 1989. He finished his career with 253 tackles and 34.5 sacks.
Mark returned to the Miami Hurricanes in 1992 as a graduate assistant. In 1995, he was hired by Utah State to be their defensive line coach. The next year, he returned to the Hurricanes to be their defensive line coach. He held the positions until he was fired in 2005. He was a coaching staff member of the 2001 National Championship team.