Obed-Edom (O-behd-EE-duhm)

Og (ahg)

Olivet (AH-lih-veht)

Omri (AHM-ree)

Onesimus (o-NEH-sih-muhs or own-ESS-ee-mus)

Ophir (O-fer)

Ophrah (OF-ruh)

Orion (aw-RAI-uhn)

Orpah (AWR-puh)