NYO
| Acronym | Definition |
|---|---|
| NYO | New York Observer (newspaper) |
| NYO | National Youth Orchestra (Great Britain) |
| NYO | Native Youth Olympics |
| NYO | Northside Youth Organization (Atlanta, GA) |
| NYO | New Youth Orchestra (San Diego, CA) |
| NYO | Not Yet Out |
| NYO | New York Offstage (New York, NY) |