Obadiah, servant of the Lord

Obal, inconvenience of old age

Obed, a servant; workman

Obed-edom, servant of Edom

Obil, that weeps; who deserves to be bewailed

Oboth, dragons; fathers; desires

Ocran, a disturber; that disorders

Oded, to sustain, hold or lift up

Og, a cake; bread baked in ashes

Ohad, praising; confessing

Ohel, tent; tabernacle; brightness

Olympas, heavenly

Omar, he that speaks; bitter

Omega, the last letter of the Greek alphabet; long O

Omri, sheaf of corn

On, pain; force; iniquity

Onam, Onan, same as On

Onesimus, profitable; useful

Onesiphorus, who brings profit

Ono, grief or strength or iniquity of him