Name Explorer — Baby Names
Boy Names Starting with O
Looking for the perfect name? Browse boy names from real South African records, see how popular each one is, and how many people of every age share it.
Boy Names Starting with O — page 39 of 75
3,739 boy names
Sort: A–Z Most popular| Name | Boys | Surnames |
|---|---|---|
| Onicious Unisex | 8 | 32 |
| Onick Unisex | 9 | 14 |
| Onie Unisex | 48 | 111 |
| Oniel | 54 | 53 |
| Onies Unisex | 8 | 12 |
| Oniesmus Unisex | 3 | 5 |
| Onika Unisex | 180 | 873 |
| Onikayo Unisex | 22 | 74 |
| Onike Unisex | 8 | 23 |
| Onikho Unisex | 15 | 32 |
| Oniki Unisex | 4 | 18 |
| Onikithemba Unisex | 3 | 7 |
| Oniko Unisex | 4 | 9 |
| Onikuthando Unisex | 1 | 7 |
| Onikwa Unisex | 103 | 229 |
| Onile Unisex | 5 | 9 |
| Onimus | 7 | 7 |
| Onini Unisex | 5 | 20 |
| Onios | 5 | 5 |
| Onious | 30 | 30 |
| Oniqua Unisex | 2 | 6 |
| Onis Unisex | 34 | 42 |
| Onisa Unisex | 3 | 24 |
| Onisi Unisex | 6 | 15 |
| Onismas | 129 | 119 |
| Onismo | 5 | 5 |
| Onismos | 18 | 19 |
| Onismous | 5 | 5 |
| Onismus | 572 | 458 |
| Onitha Unisex | 3 | 22 |
| Onius | 44 | 41 |
| Oniva Unisex | 1 | 9 |
| Onix Unisex | 1 | 7 |
| Oniza Unisex | 3 | 7 |
| Onje Unisex | 4 | 8 |
| Onjengawe Unisex | 4 | 7 |
| Onjengaye Unisex | 4 | 15 |
| Onka Unisex | 2 | 19 |
| Onkabetse Unisex | 2,224 | 2,347 |
| Onkabetsi Unisex | 13 | 32 |
| Onkabetswe Unisex | 33 | 50 |
| Onkaeleng Unisex | 6 | 15 |
| Onkaetse Unisex | 62 | 111 |
| Onkageletse Unisex | 4 | 25 |
| Onkagetse Unisex | 12 | 25 |
| Onkagile Unisex | 27 | 52 |
| Onkametse Unisex | 6 | 9 |
| Onkamile Unisex | 6 | 11 |
| Onkamogetse Unisex | 44 | 74 |
| Onkapotse Unisex | 1 | 4 |
Our Baby Name Generator is based on our South African records, counting every first name a person has. Only real verified South African names are used with this tool. Due to privacy restrictions, records after 2010 are not included. * Updated 21 October 2026.