Oscar R. Olson (March 24, 1869 – November 23, 1945) was an American farmer, banker, and Republican politician from Blanchardville, Wisconsin.
He also served three terms as register of deeds of Green County, Wisconsin.
[2] During the Spanish–American War, Olson served in the Wisconsin National Guard, achieving the rank of captain.
[2] He died on November 23, 1945[2] and was buried in Old York Lutheran Cemetery in Green County, Wisconsin.
[2] Previously, he served three terms as register of deeds of Green County, Wisconsin.