Cognomen Thangalkunju (Thangalkunju 
) , all around the world, is a very rare last name. The last name Thangalkunju is habitual in India, where it is an extremely rare surname, and the United States. More prevalently, Thangalkunju is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thangalkunju | India, United States |