Cyril Kenville's grandparents were Joseph and America Kenville who had a ranch at Quail Hollow in the Santa Cruz area. His maternal grandparents owned Vine Hill. Notes of Cyril Kenville's background, personal and professional life and other world events happening at the same time including World War I and II, the Korean War and the many inventions that have come to pass during his lifetime. His father moved with his parents to Santa Cruz in 1863 and his mother was born in Santa Cruz. Cyril spent most of his life in Oakland.