Surname Bourne-Cottis (Bourne-Cottis 
) , throughout the world, is an extremely rare last name. The cognomen Bourne-Cottis is habitual in New Zealand, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Parts of the name also exists independently as a last name Bourne, and a last name Cottis.
| VARIANT | COUNTRY |
|---|---|
| Bourne-Cottis | United Kingdom, New Zealand |