Name	Pronunciation	Language	Meaning	Note
Obaid	Ub-ayd	Arabic	Slave	-
Obaidullah	Ub-ayd-ol-laah	Arabic	Allah's slave	-
Obaidur Rehman	Ub-ayd-ur Reh-maan	Arabic	Allah's slave; Slave of Ar-Rehman (The Beneficent)	-
Omar	Um-ar	Arabic	Life-time; Life-span	Name of the second Caliph of Islam
Osama	O-saa-maa	Arabic	Well-wisher; Extending help towards someone with good intentions	Name of a Companion of the Holy Prophet (pbuh)
Osman	Us-maan	Arabic	A nice pen (a literary person)	Name of the third Caliph of Islam
Owais	O-wais	Arabic	Gifted; Bestowed	Name of a Companion of the Holy Prophet (pbuh)
Ozaafar	U-zaa-fur	Arabic	Lion	-