James Allan “Jim” Brenneman, 86, died Oct. 22, 2025, in Englewood, Colo. He was born May 23, 1939, in Joetown, Iowa, to Henry and Minnie (Knepp) Brenneman.
He attended Brush #8 school and Iowa Mennonite School, graduating in 1958. Then he attended the Reisch School of Auctioneering. He served two years in Mennonite Voluntary Service at Frontier Boys Village in Divide, Colo., after which he attended the University of Colorado, Colorado Springs campus, graduating in 1969 with a bachelor’s degree in social work. He then attended the University of Denver graduating in 1971 with a master’s degree in social work with a specialization in psychotherapy. During this time, he married Eunice Yoder Brenneman.
He worked for the Jefferson County, Colo., school district as a school social worker for 27 years. During his time in the public schools and after retirement he also worked as an auctioneer for Linnebur Auction Co. in Byers, Colo., and was inducted into the Colorado Auctioneers Hall of Fame in 2005.
He was heavily involved in Glennon Heights Mennonite Church, Mennonite Central Committee and Ten Thousand Villages. He was instrumental in conducting the Rocky Mountain Mennonite Relief Sale. An avid outdoorsman, he hunted elk, moose and antelope. He and Eunice camped, fished and enjoyed bird watching.
He is survived by his wife; sister Lois Gugel; and numerous nieces and nephews. He was preceded in death by sisters Ada Fisher, Blanche Brenneman, Irene Brenneman and Virginia Ann Ryan; and brothers Dave Brenneman, Dan Brenneman and Wallace “Wally” Brenneman.
