A symbol representing Blood Type O. Displayed as the letter O on a red background.
| Emoji | 🅾️ |
| Unicode Name | Negative Squared Latin Capital Letter O |
| Apple Name | Blood Type O |
| Also Known As | Blood Type O |
| Codepoints | U+1F17E, U+FE0F |
| Language | Name |
|---|---|
| Bengali | ও বতম |
| Danish | blodtype o |
| German | großbuchstabe o in rotem quadrat |
| English | o button blood type |
| Spanish | grupo sanguíneo tipo o |
| French | groupe sanguin o |
| Hindi | o button blood type |
| Italian | gruppo sanguigno 0 |
| Japanese | 血液型o型 |
| Korean | 오형 |
| Marathi | o बटण |
| Malay | butang o jenis darah |
| Dutch | bloedgroep o |
| Norwegian | o knapp blodtype |
| Portuguese | botão o tipo sanguíneo |
| Swedish | blodgrupp 0 |
| Tamil | இரதத வக o |
| Telugu | o button blood type |
| Chinese | o 型血 |






































































