Sinéad
- French language
- Hebrew language
- Irish language
- Janet (given name)
- Jeanette (given name)
- List of Irish-language given names
- List of Still Game characters
- Sinead Bovell
- Sinead Desmond
- Sinead Farrelly
- Sinead Farrington
- Sinead Jennings
- Sinead Keenan
- Sinead Kerr
- Sinead Matthews
- Sinead Miller
- Sinead O'Connor (Hollyoaks)
- Sinead Tinker
- Sinéad Burke
- Sinéad Cahalan
- Sinéad Cusack
- Sinéad Donnelly
- Sinéad Gleeson
- Sinéad Griffin
- Sinéad Harnett
- Sinéad Lohan
- Sinéad Madden
- Sinéad Millea
- Sinéad Morrissey
- Sinéad Moynihan
- Sinéad Mulvey
- Sinéad Noonan
- Sinéad O'Carroll
- Sinéad O'Connor
- Sinéad Quinn
- Sinéad Russell
- Sinéad Sheppard
- Sinéad de Valera
- Siobhán
- The 39 Clues
- Yohanan