|No. 73, 78|
|Born:||July 27, 1953|
|Height:||6 ft 3 in (1.91 m)|
|Weight:||251 lb (114 kg)|
|High school:||Bethlehem (PA) Liberty (1971)|
|College:||Penn State (1975)|
|NFL Draft:||1975 / Round: 2 / Pick: 31|
|Career highlights and awards|
|Career NFL statistics|
|Player stats at PFR|
Michael Albert Hartenstine (born July 27, 1953) is a former American football defensive end in the National Football League (NFL). He played for the Chicago Bears and Minnesota Vikings.
Prior to entering the NFL, Hartenstine played high school football at Liberty High School in Bethlehem, Pennsylvania. He played at Pennsylvania State University, where he was a collegiate All-American.
Hartenstine was the oldest player on the Super Bowl XX-winning Bears team.