Juanita Ruth Coulson (née Wellons) (born February 12, 1933) is an American science fiction and fantasy writer most well known for her Children of the Stars books, published from 1981 to 1989.

Several of her novels concern the exploitation of primitive intelligent species, human expansion, and first contact.

[2] Coulson has also written gothic novels, such as Door Into Terror (1972) about a Satanist cult.

[3] She edited the science fiction fanzine Yandro, with her husband Robert Coulson, from 1953 to 1986.

[8] In May 2014, Coulson was elected the delegate for the Down Under Fan Fund, and would be attending Continuum X, the 53rd annual Australian national science fiction convention.