Male form
- Nominative
- Seán Mac Héil
- Genitive
- Sheáin Mhic Héil
- Vocative
- a Sheáin Mhic Héil
Wife form
- Nominative
- Síle Mhic Héil
- Genitive
- Shíle Mhic Héil
- Vocative
- a Shíle Mhic Héil
Daughter form
- Nominative
- Síle Nic Héil
- Genitive
- Shíle Nic Héil
- Vocative
- a Shíle Nic Héil
Male form
- Nominative
- Seán Mac Céile
- Genitive
- Sheáin Mhic Céile
- Vocative
- a Sheáin Mhic Céile
Wife form
- Nominative
- Síle Mhic Céile
- Genitive
- Shíle Mhic Céile
- Vocative
- a Shíle Mhic Céile
Daughter form
- Nominative
- Síle Nic Céile
- Genitive
- Shíle Nic Céile
- Vocative
- a Shíle Nic Céile