Last name Dhonnacha (Dhonnacha 
) , around the world, is a very rare family name. The cognomen Dhonnacha is habitual in Northern Europe, particularly Ireland, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dhonnacha | Ireland, United Kingdom |
| annamaria nic dhonnacha actress and singer, IE |
|
|
| katie nic dhonnacha |
|