Root form: Dúnach
Irish-language surnames
Ó Dúnaigh, Uí Dhúnaigh, Ní Dhúnaigh
Male form
- Nominative
- Seán Ó Dúnaigh
- Genitive
- Sheáin Uí Dhúnaigh
- Vocative
- a Sheáin Uí Dhúnaigh
Wife form
- Nominative
- Síle Uí Dhúnaigh
- Genitive
- Shíle Uí Dhúnaigh
- Vocative
- a Shíle Uí Dhúnaigh
Daughter form
- Nominative
- Síle Ní Dhúnaigh
- Genitive
- Shíle Ní Dhúnaigh
- Vocative
- a Shíle Ní Dhúnaigh
English-language surnames
- Downey
- Downing