Surname Caot (Caot 
) , in the world, is a rare last name. The surname Caot is characteristic of Philippines, where it is a very rare surname, Indonesia, and Argentina, where it is an extremely rare surname. Much less frequently, Caot is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Caot | Philippines, Argentina, Spain, United States, Indonesia |