|Date of birth||October 2, 1945|
|Place of birth||Dallas, Texas|
|College||Bowling Green State University|
|NFL draft||1967 / Round: 9 / Pick 218|
Weger and his family moved to Bowling Green, Ohio when he was in seventh grade. He stayed in town to play collegiate football at Bowling Green State University. There, Weger played for coach Doyt Perry and was part of the 1965 Mid-American Conference championship team. After his senior season, he participated in the Senior Bowl and the Blue–Gray Football Classic.
Weger played safety for the Lions from 1967 to 1975, and with the Houston Oilers from 1976 to 1977. He was twice named honorable mention All-Pro by the Associated Press. He finished his career with 17 interceptions, six fumble recoveries and scored two defensive touchdowns.
Weger is currently involved in real estate development. For a time he operated a golf driving range and recreation center on M-24 in Lake Orion, Michigan, which also served as a location for Detroit Lions special events.. The property has been under new management since 2010.
Mike Weger was involved in land swap at M-24 and Scripps rd to clear cut and develop previously state owned land. (orion review). The land swap was deemed controversial and took several years of fighting with local city officials to go through. After years of being unable to obtain a zoning change, or a buyer, the property went into foreclosure and was returned to the state. It has since been sold to a private company and is currently under construction for a new housing development.