The Most Popular Boy Baby Names From 1981 Starting On O.
Looking for a boy baby name starting on O? These were the 100 most popular names
from 1981 - sorted by popularity. Click on a name to learn more. The rank next to each name is the position on the overall top list for boys
this specific year.
| Rank | Name | How Unique? | Total births this year |
|---|---|---|---|
| 171 | Oscar | 1 in 1,169 (0.09%) | 1,433 |
| 176 | Omar | 1 in 1,188 (0.08%) | 1,410 |
| 285 | Orlando | 1 in 2,456 (0.04%) | 682 |
| 416 | Oliver | 1 in 4,733 (0.02%) | 354 |
| 431 | Owen | 1 in 5,092 (0.02%) | 329 |
| 508 | Otis | 1 in 7,348 (0.01%) | 228 |
| 608 | Octavio | 1 in 11,397 (0.01%) | 147 |
| 675 | Osvaldo | 1 in 14,696 (0.01%) | 114 |
| 1006 | Octavius | 1 in 40,861 (0%) | 41 |
| 1007 | Omari | 1 in 40,861 (0%) | 41 |
| 1172 | Oswaldo | 1 in 59,833 (0%) | 28 |
| 1247 | Oren | 1 in 69,805 (0%) | 24 |
| 1248 | Osbaldo | 1 in 69,805 (0%) | 24 |
| 1273 | Obed | 1 in 72,840 (0%) | 23 |
| 1330 | Orion | 1 in 79,777 (0%) | 21 |
| 1438 | Otto | 1 in 98,548 (0%) | 17 |
| 1584 | Osiel | 1 in 128,870 (0%) | 13 |
| 1633 | Odell | 1 in 139,610 (0%) | 12 |
| 1768 | Omero | 1 in 167,531 (0%) | 10 |
| 1817 | Octavious | 1 in 186,146 (0%) | 9 |
| 1865 | Olegario | 1 in 209,414 (0%) | 8 |
| 1963 | Omarr | 1 in 239,331 (0%) | 7 |
| 2129 | Ollie | 1 in 279,219 (0%) | 6 |
| 2130 | Omid | 1 in 279,219 (0%) | 6 |
| 2131 | Oneil | 1 in 279,219 (0%) | 6 |
| 2132 | Oracio | 1 in 279,219 (0%) | 6 |
| 2133 | Orrin | 1 in 279,219 (0%) | 6 |
| 2426 | Ocie | 1 in 335,063 (0%) | 5 |
| 2427 | Odis | 1 in 335,063 (0%) | 5 |
| 2428 | Olufemi | 1 in 335,063 (0%) | 5 |
| 2429 | Onofre | 1 in 335,063 (0%) | 5 |
| 2430 | Orin | 1 in 335,063 (0%) | 5 |
| 2431 | Orville | 1 in 335,063 (0%) | 5 |
| 2432 | Oswald | 1 in 335,063 (0%) | 5 |
| 2433 | Otha | 1 in 335,063 (0%) | 5 |
Source: U.S. Social Security Administration · Data through 2025 · Updated 2026
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