Male form
- Nominative
- Seán Ó hUiginn
- Genitive
- Sheáin Uí Uiginn
- Vocative
- a Sheáin Uí Uiginn
Wife form
- Nominative
- Síle Uí Uiginn
- Genitive
- Shíle Uí Uiginn
- Vocative
- a Shíle Uí Uiginn
Daughter form
- Nominative
- Síle Ní Uiginn
- Genitive
- Shíle Ní Uiginn
- Vocative
- a Shíle Ní Uiginn
Male form
- Nominative
- Seán Mac Uiginn
- Genitive
- Sheáin Mhic Uiginn
- Vocative
- a Sheáin Mhic Uiginn
Wife form
- Nominative
- Síle Mhic Uiginn
- Genitive
- Shíle Mhic Uiginn
- Vocative
- a Shíle Mhic Uiginn
Daughter form
- Nominative
- Síle Nic Uiginn
- Genitive
- Shíle Nic Uiginn
- Vocative
- a Shíle Nic Uiginn