Charles Ronald Grunkemeyer, age 78, of Hazel Park, Michigan and formerly of Columbus, passed away on Sunday, August 28, 2011, in Madison Heights, MI. Preceded in death by his parents Charles Robert and Rosetta Evelyn (Plymale) Grunkemeyer. Graduated Linden McKinley (1951). Served in the U.S. Army as a Paratrooper during the Korean Conflict. Retired U.S. Harness Racing owner/driver/trainer. Raced at Scioto Downs, OH, Hazel Park, MI and Windsor Raceway, Canada. He is survived by his brothers, James (Bette), Jerry and John (Clara) Grunkemeyer; sons, Craig and Curt; daughters, Cindy (Robert) Schiavoni and Cris (William) Barnes; grandchildren, Kristina and Corey Malecka; and great-grand-daughter, Relaeh Morrison. Funeral Mass 11 a.m. Friday, September 2, 2011, at Our Mother of Sorrows Chapel, 6440 S. High Street (within the grounds of St. Joseph Cemetery). Rev. Fr. Jerome P. Rodenfels, Presider. Burial to follow. In lieu of flowers, friends who wish, may contribute in memory of Charles to the American Heart Association , 5455 North High Street, Columbus, 43214. Arrangements entrusted to Robert C. Carter.