Hoyem attended Redondo Union High School, where he played as a quarterback.
[2] The athletics department created the Lynn Hoyem Leadership Award in his honor.
On March 20, 1964, he was traded to the Philadelphia Eagles along with Sam Baker and defensive tackle John Meyers, in exchange for wide receiver Tommy McDonald.
[4] In 1964, he started eight games at right guard after passing Pete Case on the depth chart.
Hoyem played for four seasons with the Philadelphia Eagles mostly in a reserve role on the offensive line.