Surname ศิลาดล (Siladon 
, ศิลาดล , Celadon 
) , worldwide, is a rare family name. The cognomen ศิลาดล is habitual in Italy, where it is a rare surname, France, where it is a very rare surname, and Argentina. In absolute terms, it is commonest in Italy, the United States, and France. Very seldom, ศิลาดล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siladon | Philippines, India, Thailand |
| Siladol, ศิลาดล | Thailand |
| Celadon | Italy, France, Brazil, United States, Argentina |