He was born April 24, 1930, in Benton, Mo., to Andrew John and Mary Katherine LeDure Welter.
Welter was a shoe cutter 32 years at Florsheim Shoe Co. in Cape Girardeau.
He was a member of St. Augustine Catholic Church of Kelso, Knights of Columbus St. Vincent Council 1111 in Cape Girardeau, 4th-Degree member of Thomas A. Langen Assembly 0568 and a lifelong member of Cape Girardeau VFW post 3838.
He was a veteran of the U.S. Army. He was an avid euchre card player.
Survivors include three sisters, Revella Schlosser of Scott City, a twin sister, Celeste Steimle, and Zeta Welter of Kelso.
He was preceded in death by his parents; two brothers, Arnold and Leon; and a sister, Betty Kluesner.
Friends may call from 8 a.m. until time of service Saturday at St. Augustine Church. Parish prayers will be at 7 p.m., followed by Knights of Columbus rosary at 7:15 p.m.
Funeral Mass will be at 9 a.m. Saturday at the church, with the Rev. Oliver Clavin as celebrant.
Burial will be in St. Augustine Cemetery with full military honors.