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