Margaret McDermott (March 8, 1878 - August 17, 1934) was the second wife of William Ford Tourtellotte and a resident of Hartford, Connecticut. She was born in Blackstone, Massachusetts. When she died on August 17, 1934, she was living at 27 Congress Street near Hartford Hospital. She was buried at Rose Hill Memorial Park in Rocky Hill, Connecticut. While she lived with her second husband and his children, she never had any children of her own.