Doris Louise Huestis Speirs (née, Huestis; also known as Doris Huestis Mills; 7 October 1894 – 24 October 1989) was a Canadian ornithologist, artist and poet. The "Doris Huestis Speirs Award" is an annual prize bestowed by the Society of Canadian Ornithologists to "an individual who has made outstanding lifetime contributions in Canadian ornithology". A member of the Art Students' League of Toronto and an art patron, she was the first Canadian to buy a Georgia O'Keeffe painting.