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