Adrian Donker was born May 23, 1882 at Grand Rapids, Michigan. He graduated from the University of Michigan. Dr. Donker married Mattie Von Brodhurst at Austin in August 1909.
In 1914 he began his medical practice in Sykeston, after several years at Goodrich. In 1924 the family moved to Carrington.
They were the parents of three children: Marguerite, Dorothy and Aldrich.
Mrs. Donker died in June 1925. She is buried at Austin, Minnesota. Son Aldrich drowned on June 25, 1925- at age 10.
In 1928 Dr. Donker was married to Helen Kramer of Harvey.
Dr. Donker died July 29, 1957 and is buried at Carrington.
Source: A History of Foster County 1983 Page 21B