Root form: Rian
Irish-language surnames
Ó Riain, Uí Riain, Ní Riain
Male form
- Nominative
- Seán Ó Riain
- Genitive
- Sheáin Uí Riain
- Vocative
- a Sheáin Uí Riain
Wife form
- Nominative
- Síle Uí Riain
- Genitive
- Shíle Uí Riain
- Vocative
- a Shíle Uí Riain
Daughter form
- Nominative
- Síle Ní Riain
- Genitive
- Shíle Ní Riain
- Vocative
- a Shíle Ní Riain
English-language surnames
- Ryan