Family name Thangalingam (Thangalingam 
) , all around the world, is an extremely rare cognomen. The cognomen Thangalingam is characteristic of Canada, where it is an extremely rare surname, Spain, and India. Much more prevalently, Thangalingam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thangalingam | Canada, Spain, United States, India, Sri Lanka |