Surname De Thezy (De Thezy 
) , around the globe, is a very rare cognomen. The last name De Thezy is habitual in Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| De Thezy | France |
| dominique de thezy French politician, FR (b. 1949) |
|
Claire, Geoffroi, and Enguerrand