Donald E. Underdahl, age 73, of Austin, died Monday, October 3, 2011 at his home. Don was born January 6, 1938 in Adams, Minnesota to Leon and Alvina (Adams) Underdahl. On July 15, 1957 he was united in marriage to Patricia B. Rasmussen in Plymouth, Iowa. Don attended Austin VoTech and obtained his Boiler license. He was retired from the maintenance department at Pacelli High School and Austin Auto Truck Stop. Don was a member of Queen of Angels Catholic Church and the V.F.W. He was a hunter, loved fishing, camping, reading, his children, grandchildren, great grandchildren and his many pets. Survivors include his wife, Pat Underdahl, Austin; children, Donald L. (Peggy) Underdahl, Austin, Sue (Underdahl) Lechner, Charlotte, NC, Dennis (Rhonda) Underdahl, Austin, Dwayne (Anna) Underdahl, Rochester; 10 grandchildren; eight great grandchildren; brothers, Paul (Betty) Underdahl, Austin, Roger Underdahl, Austin; sisters, Diane Titus, Austin, Delores (Bill) Hansen, Rake, IA. He is preceded in death by his parents, Leon and Alvina Underdahl; brothers, Robert Underdahl, James Underdahl, David Underdahl, Ronald Underdahl; sisters, Marion Bond, Darlene Tabor. Memorial services will be held 10:30 am on Friday, October 7, 2011 at Mayer Funeral Home with Father Paul Nelson officiating. Friends may call from 4-7 pm on Thursday and also one hour before the service on Friday at Mayer Funeral Home. Interment will be in Calvary Cemetery.