Louise Birt Baynes

Louise Birt O'Connell Baynes (1876 – February 25, 1958) was an American photographer and naturalist.

Baynes was born as Louise Birt O'Connell in Halifax, Nova Scotia, in 1876. She married naturalist Ernest Harold Baynes on April 24, 1901, after a seven-year engagement. By 1904, she was living in Meriden, New Hampshire, where she would live most of the rest of her life. Baynes and her husband were both members of the Cornish Equal Suffrage League.

Bayne's husband, Ernest, died in 1925. Louise Baynes edited and provided photographs for many of Ernest Harold Baynes' books. Her photographs illustrated The Sprite, the Story of a Red Fox (1924), and Wild Life in the Blue Mountain Forest (1931). She was the editor of Three Young Crows and Other Bird Stories (1927) and My Wild Animal Guests (1930).