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