All "o" Authors
- Oscar Zeta Acosta
Attorney | April 8, 1935 - 1974 - Oliver P. Smith
General | October 26, 1893 - December 25, 1977 - Omer Simeon
| July 21, 1902 - September 17, 1959 - Oliverio Girondo
Poet | August 17, 1891 - January 24, 1967 - Oscar Ameringer
Author | 1870 - November 5, 1943 -
- Otto Kerner, Jr.
Former Governor of Illinois | August 15, 1908 - May 9, 1976 - Oscar Ichazo
| b. 1931 - Owen Hargreaves
Soccer player | b. January 20, 1981 - Oskar Schlemmer
Painter | September 4, 1888 - April 13, 1943 - Ofra Haza
Singer | November 19, 1957 - February 23, 2000 - Oliver Pell
Cricket Player | September 3, 1826 - 1891 - Oliver Stewart
Writer | November 26, 1896 - 1976 - Olivia De Berardinis
Artist | - Olena Vitrychenko
Olympic athlete | b. November 25, 1976 - Otomo no Yakamochi
Poet | 718 - October 5, 785
