| Abbreviation | Definition |
|---|---|
| ALLIE | Alexandra |
| ALLIE | Alison |
| AM | Antony Milton |
| AM | Armand Marseille |
| ANM | Angela And Nick Moseyko |
| ANN | Added New Name |
| ANN | Annuity |
| ANSIE | Anna Sophia Dippenaar-Schoeman |
| AO | Ancient One |
| AO | Annoying Orange |
| AOC | Alexandria Ocasio-Cortez |
| AoJ | Ancestor of Junhan |
| AP | Ahmed Patel |
| AP | Angel Princess |
| AP | African Princess |
| APH | Axis Powers Hetalia |
| APPY | Apollonia |
| AQ | Abdul Qadeer |
| ARB | Abdul Rehman Bhatti |
| ARCHIE | Archibald |