(Dates, places, events, notes, and multimedia removed for privacy reasons)
John Mark Oelschlaeger was the son of Duane Oelschlaeger and Marion Elaine Bloemke.
John Mark Oelschlaeger's wife was Sandra Ann Bathje. Their 3 known children were Lisa Christine Oelschlaeger, Amy Marie Oelschlaeger and Sara Joy Oelschlaeger.