| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1881 | Nisus | Greek | Father of Scylla. | M | |
| 1882 | Nitsa | Greek | Peace. | F | |
| 1883 | Nora | Greek | Light. | F | |
| 1884 | Norah | Greek | Light. | F | |
| 1885 | Notus | Greek | The south wind. | M | |
| 1886 | Nox | Greek | Night. | F | |
| 1887 | Nympha | Greek | Bride. | F | |
| 1888 | Nysa | Greek | Goal. | F | |
| 1889 | Nyse | Greek | Goal. | F | |
| 1890 | Nyssa | Greek | Goal. | F | |
| 1891 | Nyx | Greek | Night. | F | |
| 1892 | Obelia | Greek | Pointed pillar. | F | |
| 1893 | Obelie | Greek | Pointed pillar. | F | |
| 1894 | Obiareus | Greek | A Titan. | M | |
| 1895 | Oceana | Greek | Form of Oceanus. In Greek mythology Oceanus was a Titan father of rivers and water nymphs. | F | |
| 1896 | Oceanus | Greek | Father of the Oceanids. | M | |
| 1897 | Ocnus | Greek | Incompetent. | M | |
| 1898 | Ocypete | Greek | A Harpy. | F | |
| 1899 | Odele | Greek | Harmonious. | F | |
| 1900 | Odelet | Greek | Little singer. | F | |