Family name Thottappillil (Thottappillil 
) , worldwide, is a very rare last name. The cognomen Thottappillil is habitual in Singapore, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and India.
| VARIANT | COUNTRY |
|---|---|
| Thottappillil | United States, Singapore, India, United Kingdom |
| rajeev thottappillil Swedish researcher, SE (b. 1958) |
|