Last name อาจารย์ (Akru 
, Acharon 
, Lecturer 
) , across the world, is quite a rare family name. The surname อาจารย์ is characteristic of Philippines, where it is a rare surname, Bangladesh, and Saudi Arabia. Very seldom, อาจารย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Akru | Nigeria, Malaysia, India |
| Acharon | Philippines, Greece, United States, Saudi Arabia, India |
| Lecturer | Malaysia, Indonesia, Saudi Arabia, Myanmar, Bangladesh |
| อาจารย์ | Thailand |
Achan, Achanant, Achanit, Achanun, Acharan, Acharanthan, Acharinee, Acharint, Acharit, Achariyar, Acharn, Acharorn, Ajaan, Ajachat, Ajachra, Ajahn, Ajanachaloajan, Ajananatr, Ajaporn, Ajaranunt, Ajarinee, Ajawat, Amnuj, Archanainant, Archanainunt, Archanant, Archpanit, Arjahn, Arjanrree, Arjar, Arjarer, Arjarkhom, Arjarn, Arjarong, Arjarsa, Arjsorn, Arjueng, Arschana, Artsatru, Auchanai, Aujarern, Chearchuer, Chursuree, Deacharn, Escultor, Khrour, Maestre, Maestri, Mahustee, Masturor, Prinsanant, Professer, Professor, Pundul, Sensei, Shristee, Sritor, Taenkhru, Teachana, Teachanit, Teachine, and Teanchit
บวรขจรศิลป์, and สวยพรมราช