Joyce Hemlow FRSC (July 31, 1906 – September 3, 2001[1]) was a Canadian professor and accomplished writer.

Her parents were William and Rosalinda (Redmond) Hemlow of Nova Scotia.

She then attended Radcliffe College in the United States, gaining an A.M. in 1944 and a PhD in 1948.

Her literary output mainly concerned the Burneys, especially the novelist Frances Burney, best profiled in her award-winning book The History of Fanny Burney, which received the James Tait Black Memorial Prize, the Governor General's Award for Academic Non-Fiction in 1958, and the Rose Mary Crawshay Prize.

A small collection of her papers at McGill University documents her teaching activities.