Last name Ruwil (Ruwil 
) , globally, is an extremely rare cognomen. The last name Ruwil is habitual in Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. Much more frequently, Ruwil is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruwil | Philippines, United States, India, Peru, Venezuela |