Robert Kohonen died on August 18, 1969 in Contra Costa County, California. Born in Finland on July 8, 1883, he lived to be 86 years, 1 month, 10 days old.
His Social Security Number was 561-14-2148.
Researching Robert Kohonen's family?
Look up living relatives, addresses, phone, and family history on Spokeo.
Search Now