Cornelius Gallagher (December 31, 1854 – October 27, 1932) was a meat merchant and politician in Alberta, Canada. He served as a municipal councillor and briefly as the third mayor of Edmonton. Gallagher was born in New Brunswick in 1854, the son of an Irish immigrant father. After attending the schools of his birthplace, he moved west to Winnipeg with his family, and became involved in the family meat packing business, established by his father. He would soon move west again to what would later become the province of Saskatchewan, where he would continue his business, providing his product to the local police establishments and soldiers during the North-West Rebellion. After his contracts expired there, Gallagher would move again further west, to Edmonton, where he would permanently settl