John Gregory Koontz, infant son of John C. and Wilma Koontz of 605 A St., died Friday following heart surgery in a Los Angeles hospital. He was born Jan. 25, 1964, in Taft. Survivors, besides his parents, include three sisters, Sharon, Cynthia and Terr, all of Taft; the maternal grandparents, Mr. and Mrs. E.W. Doss of Taft and the paternal grandmother, Mrs. Cordelia Koontz, of Porterville. Graveside services were held today t 2 o’clock, with Pastor E.A. Schmidt of Peace Ev. Lutheran Church officiating. Burial followed at the West Side District Cemetery.