Michael "Mick" Theulen, age 61, of Keokuk, Iowa passed away on August 8, 2022. He was born on August 13, 1960 to Bernard and Virginia (Guenther) Theulen in Yankton, South Dakota. Mick graduated from Albia High School, class of 1979. He worked as a sheet metal fabrication welding specialist, until his retirement in 2019. He was a member of the United Methodist Church. He enjoyed hunting, fishing, camping, and spending time with family and friends. Mick is survived by his brother Martin (Remy) Theulen, three nieces: Kat, Jennifer, and Jacqueline, one nephew Christopher, and step-mother, Helen Theulen. He was preceded in death by his parents, Bernard and Virginia Theulen.\n\nMick's body has been cremated and inurnment will be held at a later date. Sinnott Funeral Home & Crematory is assisting the family with arrangements.