Dennis Conan Frederickson (October 10, 1931 – November 16, 2017) was an American politician and businessman.
He graduated from Windom High School in 1949 and then served in the Minnesota National Guard during the Korean War.
Frederickson went to Macalester College and was involved with the real estate and farm credit businesses.
Frederickson (with family) worked in Uganda, East Africa from 1966 to 1973 as a cooperative credit consultant for ACDI.
He also worked for ACDI in short-term 2-6 month consultancies later in life in Botswana, Egypt, Pakistan, Dominican Republic, and Uganda.