Peter Willard Cary Dethlefsen, 74, of Fairview Heights, Illinois, born Oct. 3, 1947, in Spencer, died Monday, May 23, 2022, at Memorial Hospital, Belleville.

Peter was a member of Greenmount Road Church of Christ, Belleville, Illinois, and enjoyed leading Bible studies at the church and at Auffenberg Ford. He loved cooking, going out to eat, and gardening. Peter’s tomatoes were the best. Peter was a United States Army veteran and served with the 18th Combat Engineer Brigade.