Cognomen Brittain-Dissont (Brittain-Dissont 
) , around the globe, is an extremely rare surname. The last name Brittain-Dissont is characteristic of the United Kingdom, where it is a very rare surname, and South Africa, where it is an extremely rare surname. Parts of the name also exists independently as a last name Brittain, and a last name Dissont.
| VARIANT | COUNTRY |
|---|---|
| Brittain-Dissont | South Africa, United Kingdom |