Surname Kottayan (Kottayan 
) , in all the world, is a very rare cognomen. The surname Kottayan is habitual in Malaysia, where it is a rare surname, and India, where it is an extremely rare surname. Very seldom, Kottayan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kottayan | India, Malaysia |