Note: Eric Leif Davin's "Partners in Wonder: Women and the Birth of Science Fiction, 1926-1965" and Victoria Lamont's "Westerns: A Women's History" state that this author's real name was Anita Allen (an "Anita Allen" was credited in some pulp issues where Marian O'Hearn's stories also appeared.)
However, according to
Delia O'Hara's blog, Marian O'Hearn was her aunt's real name. She was born in Massachusetts, worked as a sports editor (as Judy O'Hearn) and wrote for romance, noir, and western pulps.
According to
Will Murray's article ''The Unknown Unknown'', in February 1941 John W. Campbell Jr. purchased O'Hearn's "No Soul, No Death", a 42,000 word novel, for ''Unknown'', but it wasn't published.