Root form: Céitinn
Irish-language surnames
Céitinn, Céitinn
Male form
- Nominative
- Seán Céitinn
- Genitive
- Sheáin Céitinn
- Vocative
- a Sheáin Céitinn
Female form
- Nominative
- Síle Céitinn
- Genitive
- Shíle Céitinn
- Vocative
- a Shíle Céitinn
English-language surnames
- Keating