Alec Gehard Olson (born September 11, 1930) is an American retired politician from the U.S. state of Minnesota who served as a member of the United States House of Representatives from 1963 to 1967, a member of the Minnesota Senate from 1969 to 1976, and as Lieutenant Governor of Minnesota from 1976 to 1979.

Olison was born in Mamre Township, Kandiyohi County, Minnesota.

He was active in the Minnesota Democratic-Farmer-Labor Party from 1952 to 1962, serving as a district chairman for four years.

He was a delegate to the Democratic National Convention in 1960, 1964 and 1968.

When Wendell R. Anderson resigned the governorship to become a U.S. senator in 1976 and was succeeded by Lieutenant Governor Rudy Perpich, Olson became the new lieutenant governor; he served from December 29, 1976 to January 3, 1979, and was Perpich's running mate in Minnesota's 1978 gubernatorial race.