Cognomen Richard Thomas (Richard Thomas 
) , throughout the world, is a rare family name. The surname Richard Thomas is habitual in Reunion, where it is quite a common surname, Chile, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Richard Thomas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Richard Thomas | Australia, Philippines, Reunion, United Kingdom, Indonesia |