| Name | Meaning | Details |
|---|---|---|
| Olivier | "Elf Warrior Or Ancestors Descendant" | View Details |
| Ollie | Elf Army | View Details |
| Onofre | Peace Warrior | View Details |
| Ouida | Famous Warrior | View Details |
| Oya | Wind Warrior Goddess | View Details |
| Ptolemy | Warlike | View Details |
| Punchau | God Of War And Sun | View Details |
| Ragnar | Army Rule | View Details |
| Rainer | Army Counsel | View Details |
| Randalin | Warrior Shield | View Details |
| Rayner | Army Counsel | View Details |
| Reeves | Servant Or Child Of The Steward | View Details |
| Reidar | Home Army | View Details |
| Rice | Fiery Warrior | View Details |
| Satria | Warrior | View Details |