| Name | Meaning | Gender | Origin |
|---|
| Miller | one who mills. Brand of American beer | Male | English |
| Milton | from the mill town | Male | English |
| Morton | town near the moor | Male | English |
| Murray | The mariner, sailor | Male | Scottish |
| Napoleon | Hound Dog from the AristoCats
| Male | Greek |
| Nelson | son of a champion, son of Neil | Male | English |
| Neville | from the new farmland | Male | |
| Newton | new town | Male | English |
| Niles | son of Neil | Male | Scandinavian |
| Norman | man from the north | Male | English |
| Norris | Caretaker | Male | |
| Oakley | from the oak meadow | Male | English |
| Oliver | The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace.
| Male | Latin |
| Orson | Little bear
| Male | Latin |
| Oscar | God's spear.
| Male | English |
| Otis | Wealthy.
| Male | |
| Otto | Born eighth or wealthy
| Male | |
| Owen | Young fighter
| Male | Welsh |
| Percival | Hero of several Arthurian stories
| Male | |
| Percy | | Male | |
| Philip | horse lover | Male | Greek |
| Phillip | lover of horses | Male | Greek |
| Phineas | oracle; dark-skinned | Male | Hebrew |
| Pierce | rock | Unisex | |
| Pierce | rock | Male | English |