Alfred Onslow Glasse CMG OBE MC JP (4 December 1889 – 13 December 1977) was a New Zealand electrical engineer and local-body politician. He was chief engineer of the Auckland Electric Power Board for 29 years, and served as president of the New Zealand Institution of Engineers in 1942–43. Glasse was later elected as an Auckland City Councillor, and was deputy mayor from 1962 to 1970.