Cognomen Connah (Connah 
) , throughout the world, is a rare last name. The last name Connah is habitual in the United Kingdom, where it is a rare surname, Australia, and New Zealand. In absolute terms, this name is the most popular in the United Kingdom, Australia, and the United States. Much less frequently, Connah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Connah | Australia, Canada, United States, New Zealand, United Kingdom |
| thomas william connah (1843-1915) public servant (b. 1843) |
|
|
| douglas john connah American painter (1871-1941), US (b. 1871) |
|
|
| frank connah field hockey player, GB (b. 1884) |
|
|
| roger connah British academic, GB (b. 1950) |
|
|
| rhys connah actor |
|