Margaret Pfeffer Gilleo Obituary

It is with deep sorrow that we announce the death of Margaret Pfeffer Gilleo of Ladue, Missouri, born in Saint Louis, Missouri, who passed away on June 8, 2023, at the age of 84, leaving to mourn family and friends. You can send your sympathy in the guestbook provided and share it with the family.

She was loved and cherished by many people including : her parents, Francis Joseph Pfeffer and Ruth Gander Pfeffer; her husband Charles J. Guenther Jr.; her children, Lyle Seddon (Bill), Lawrence and Elizabeth Muckerman; her grandchildren, Luke, Alice Seddon and Nina Seemann; her brother Joseph Pfeffer; her sisters-in-law, Cecile Guenther and Christine Maxwell (William); her stepchildren, John Guenther (Sheila), Sarah Guenther (Andy Erickson) and Louis Smith; her stepgrandchildren, Alia, Zachary Paddock, Emma (Tyler), Jack and Claire Guenther; and her great grandchild Natalie. She was also cherished by many cousins and friends.

During the pandemic, she helped count birds for Cornell Lab of Ornithology.

In lieu of flowers, donations are welcomed to St. Louis Classical Guitar and Catholic Relief Services.