Robert Leo Koestler Obituary
The memory of Robert Leo Koestler of Greenville, Mississippi, who passed away on March 8, 2026 at the age of 95, will forever remain in the hearts of those touched by this precious presence in their lives. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, Frank Koestler and Evelyn Koestler; his wife Betty Spiers Koestler of Osceola, AR; and his brothers, Frank Rudolph Koestler Jr. and William Downing "Bill" Koestler.
He is survived by: his children, Robert Alan "Rak" Koestler (Janna) of Greenville, MS and Kay Koestler Robbins (Bob) of Bellville, TX; his grandchildren, Elizabeth Koestler Buffington (Gerad) of Ridgeland, MS, Leesa Marie Koestler Harris (Jackson) of Auburn, AL, Robert Alan "Rob" Koestler Jr. (Carlile) of Greenville, MS and Laurie Marie Robbins of Aledo, TX; his great grandchildren, Mary Elliott Harris, Leo Koestler, Henry Harris, Betsy Buffington, Kate Koestler and Dottie Buffington; and his sisters, Mary Evelyn Koestler Noell of Huntsville, AL and Helen Koestler Jordan of Greenville, MS..
In lieu of flowers, donations may be made to First United Methodist Church of Greenville, MS, as well as the graduate student scholarship fund established by his late wife to honor their granddaughters' pursuits of graduate degrees. Memorials may be given to Delta Delta Delta Sorority Graduate Student scholarship endowments at University of Mississippi Foundation, 406 University Avenue, Oxford, MS 38655.
