YNA
| Acronym | Definition |
|---|---|
| YNA | Yazaki North America (Canton, MI) |
| YNA | You're Not Alone |
| YNA | Yellow Naped Amazon (bird species; Amazona ochrocephala auropalliata) |
| YNA | Yacht Naval Architects (Hamburg, Germany) |
| YNA | Young Numismatists of America |
| YNA | Yeshivat Netiv Aryeh (Jarusalem, Israel) |
| YNA | Young Naturalists Awards |
| YNA | York Neurosurgical Associates, PC |