Alwyn Danks was born in London, Ontario and graduated in 1907 from the University of Western Ontario. He interned at the Victoria Hospital in London, and then practiced as a doctor in Vancouver, Ymir and Salmo, British Columbia. He came to Calgary in 1911 where he practiced until his death. He was a member of the College of Physicians and Surgeons of Alberta and of the Alberta Medical Association, and president of the Calgary Medical Society. His wife's name was Muriel.