Cover photo for Michael Thornburg's Obituary
Michael Thornburg Profile Photo

Michael Thornburg

January 19, 1961 — December 11, 2021

Michael Thornburg

Michael Bryon Thornburg, 60, of Mancelona, passed away on Saturday, December 11, 2021 at Munson Medical Center in Traverse City. He was born on January 19, 1961 in Kalkaska, MI, the son of Darwin and Helen (Seiting) Thornburg.

Michael graduated from Kalkaska High School in 1979, and he then went on to further his education at Ferris State University. Michael worked at a few shops in the area, the last being Kalkaska Screw Products. He enjoyed fishing, hunting, and watching football on TV - usually rooting for the underdog.

On May 19, 1994, in Central Lake, Michael married Kathleen (Schmitt) Thornburg, who survives. Also surviving is his son, Tyler Thornburg of Mancelona; step-son, Eric (Erin) Klein of Hutto, TX; brother, Glen Thornburg of Bellaire; and two sisters, Amanda Kibby of Kewadin, and Isabel (Jim) Gaylord of Rapid City.

He was preceded in death by his parents, and his brother, Owen Thornburg.

Graveside service with Military Honors will be held Friday, May 6th at 10 am at Fairview Cemetery, Mancelona.

In lieu of flowers, memorial contributions may be made to the American Diabetes Association.

Arrangements are in the care of the Mancelona Chapel of Mortensen Funeral Homes. Please sign his online guestbook at

To order memorial trees or send flowers to the family in memory of Michael Thornburg, please visit our flower store.

Past Services

Graveside Service

Friday, May 6, 2022

Starts at 10:00 am (Eastern time)

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