Male form
- Nominative
- Seán Mac Fhlannchadha
- Genitive
- Sheáin Mhic Fhlannchadha
- Vocative
- a Sheáin Mhic Fhlannchadha
Wife form
- Nominative
- Síle Mhic Fhlannchadha
- Genitive
- Shíle Mhic Fhlannchadha
- Vocative
- a Shíle Mhic Fhlannchadha
Daughter form
- Nominative
- Síle Nic Fhlannchadha
- Genitive
- Shíle Nic Fhlannchadha
- Vocative
- a Shíle Nic Fhlannchadha
Male form
- Nominative
- Seán Mac Fhlannchaidh
- Genitive
- Sheáin Mhic Fhlannchaidh
- Vocative
- a Sheáin Mhic Fhlannchaidh
Wife form
- Nominative
- Síle Mhic Fhlannchaidh
- Genitive
- Shíle Mhic Fhlannchaidh
- Vocative
- a Shíle Mhic Fhlannchaidh
Daughter form
- Nominative
- Síle Nic Fhlannchaidh
- Genitive
- Shíle Nic Fhlannchaidh
- Vocative
- a Shíle Nic Fhlannchaidh
Male form
- Nominative
- Seán Mac Lannchaidh
- Genitive
- Sheáin Mhic Lannchaidh
- Vocative
- a Sheáin Mhic Lannchaidh
Wife form
- Nominative
- Síle Mhic Lannchaidh
- Genitive
- Shíle Mhic Lannchaidh
- Vocative
- a Shíle Mhic Lannchaidh
Daughter form
- Nominative
- Síle Nic Lannchaidh
- Genitive
- Shíle Nic Lannchaidh
- Vocative
- a Shíle Nic Lannchaidh
Male form
- Nominative
- Seán Mag Fhlannchaidh
- Genitive
- Sheáin Mhig Fhlannchaidh
- Vocative
- a Sheáin Mhig Fhlannchaidh
Wife form
- Nominative
- Síle Mhig Fhlannchaidh
- Genitive
- Shíle Mhig Fhlannchaidh
- Vocative
- a Shíle Mhig Fhlannchaidh
Daughter form
- Nominative
- Síle Nig Fhlannchaidh
- Genitive
- Shíle Nig Fhlannchaidh
- Vocative
- a Shíle Nig Fhlannchaidh