Cognomen Tai-Roche (Tai-Roche 
) , across the world, is an extremely rare family name. The last name Tai-Roche is habitual in Australia and New Zealand, particularly Australia, where it is a very rare surname. Parts of the name also exists independently as a last name Tai, and a last name Roche.
| VARIANT | COUNTRY |
|---|---|
| Tai-Roche | Australia |