Root form: Cuileagán
Irish-language surnames
Ó Cuileagáin, Uí Chuileagáin, Ní Chuileagáin
Male form
- Nominative
- Seán Ó Cuileagáin
- Genitive
- Sheáin Uí Chuileagáin
- Vocative
- a Sheáin Uí Chuileagáin
Wife form
- Nominative
- Síle Uí Chuileagáin
- Genitive
- Shíle Uí Chuileagáin
- Vocative
- a Shíle Uí Chuileagáin
Daughter form
- Nominative
- Síle Ní Chuileagáin
- Genitive
- Shíle Ní Chuileagáin
- Vocative
- a Shíle Ní Chuileagáin
English-language surnames
- Quilligan
- Culligan