Betty (Chadderdon) Mathison, 83, of Great Falls, a real estate agent, died of natural causes Thursday at a local assisted living facility.
At her request no services will be held. Chapel of Chimes Funeral Home is handling arrangements.
Survivors include sons Richard F. Mathison Sr. and Michael R. Mathison, both of Great Falls; two grandchildren and one great-grandchild.
Betty was preceded in death by her husband, Morgan V. Mathison, in 1996.