First names with first character O - Page 27
| First name | Origin | Rating |
|---|---|---|
| Ortrun | German | 2.09 out of 11 votes |
| Ortwin | German | 2.75 out of 12 votes |
| Orville | English | 0 out of 0 votes |
| Orwa | African - Luo of Kenya | 0 out of 0 votes |
| Orya | Russian | 0 out of 0 votes |
| Osama | Arabic | 0 out of 0 votes |
| Osamu | Japanese | 0 out of 0 votes |
| Osanna | Hebrew | 3.6 out of 15 votes |
| Osbert | German, English | 2.5 out of 4 votes |
| Osborn | English | 0 out of 0 votes |