| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 2821 | Oded | Biblical | To sustain, hold or lift up. | M | |
| 2822 | Og | Biblical | A cake, bread baked in ashes. | M | |
| 2823 | Ohad | Biblical | Praising, confessing. | M | |
| 2824 | Ohel | Biblical | Tent, tabernacle, brightness. | M | |
| 2825 | Olympas | Biblical | Heavenly. | F | |
| 2826 | Olympas | Biblical | Heavenly. | M | |
| 2827 | Omar | Biblical | He that speaks; bitter | M | |
| 2828 | Omega | Biblical | The last letter of the Greek alphabet, long O. | F | |
| 2829 | Omega | Biblical | The last letter of the Greek alphabet, long O. | M | |
| 2830 | Omri | Biblical | Sheaf of corn. | M | |
| 2831 | On | Biblical | Pain, force, iniquity | M | |
| 2832 | Onam | Biblical | Pain, force, iniquity | M | |
| 2833 | Onan | Biblical | Pain, force, iniquity | M | |
| 2834 | Onesimus | Biblical | Profitable, useful. | M | |
| 2835 | Onesiphorus | Biblical | Who brings profit. | F | |
| 2836 | Onesiphorus | Biblical | Who brings profit. | M | |
| 2837 | Ono | Biblical | Grief or strength or iniquity of him. | F | |
| 2838 | Ono | Biblical | Grief or strength or iniquity of him. | M | |
| 2839 | Ophel | Biblical | A tower, darkness, small white cloud. | F | |
| 2840 | Ophel | Biblical | A tower, darkness, small white cloud. | M | |