Educational magazines
- Ogilvie, Elisabeth May 1917-2006
- Ogilvy, Ian 1943- (Ian Raymond Ogilvy)
- Ogle, Maureen 1953-
- Ogletree, Charles J. 1952-
- Ogorzaly, Michael A. 1948–
- Oh Dad, Poor Dad, Mamma’s Hung You in the Closet and I’m Feelin’ So Sad
- Oh, Phil
- Ohaegbulam, Festus Ugboaja
- Ohanian, Susan 1941–
- Ohl, John Kennedy 1942-
- Ohl, Vicki 1950–
- Ohlin, Alix 1972(?)-
- Ohmer, Susan
- Ohrt, Wallace 1919-
- Oi, Jean C.
- Ojikutu, Bayo 1971-
- Ojikutu, Bayo 1971-
- Ojito, Mirta A. 1964(?)–
- Ojo-Ade, Femi 1941–
- Okada, John 1923-1971