Fred C. Reger (April 14, 1916 – September 12, 1994) was a member of the Wisconsin State Assembly.
Reger was born in Clare, Michigan. He later moved to Merrill, Wisconsin.
Reger was elected to the Assembly in 1962. From 1946 to 1948, he served as Mayor of Merrill. Additionally, he was a member of the Merrill City Council, eventually serving as its president, and the Lincoln County, Wisconsin Board. He was a Republican.