Cognomen Bhrádaigh (Bhrádaigh 
) , around the world, is a very rare family name. The cognomen Bhrádaigh is habitual in Northern Europe, particularly Ireland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bhrádaigh | Ireland |
| éilís ní bhrádaigh Irish writer and lexicographer (1927–2007) (b. 1927) |
|