OAKLEY (English) Meadow of oak trees OBADIAH (Hebrew) Servant of God OBERON (German) Noble and bearlike OCTAVIUS (Latin) Eighth child OGDEN (English) Valley of oak trees OLAF (Scandinavian) Forefather
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OLEG (Russian) Holy OLIVER (Latin) Olive tree OMAR (Hebrew) Eloquent OREN (Hebrew) Ash tree ORION (Greek) Sunrise ORLANDO (Italian) Famous land ORRICK (English) Old oak tree ORSON (Latin) Bearlike ORTON
(Engish) Shore town ORVILLE (French) Golden town OSCAR (English) Divine spar OSMAN (Polish) God protects OSWALD (English) Divine power OTIS (English) Son of Otto