Family name Maruthanayagam (Maruthanayagam 
) , globally, is a rare cognomen. The last name Maruthanayagam is characteristic of Singapore, where it is a rare surname, India, where it is an extremely rare surname, and Canada. In absolute terms, it is the most numerous in India, Singapore, and the United States. Also, Maruthanayagam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maruthanayagam | Canada, Singapore, Brazil, United States, India |