William Smith O'Brien Liam Mac Gabhann Ó Briain, Liam Mac Gabhann O Briain, Hon. William Smith O'Brien, William O'Brien
Irish nationalist politician (1803–1864)
- Sex or Gender:
- male
- Date of Birth:
- 1803-10-17
- Place of Birth:
- Dromoland Castle
- Date of Death:
- 1864-06-18
- Place of Death:
- Bangor
- Country of citizenship:
- Republic of Ireland
- Father:
- Sir Edward O'Brien, 4th Baronet
- Mother:
- Charlotte Smith
- Spouse:
- Lucy Caroline Gabbett
- Childrens:
- Edward William O'Brien
Lucy Josephine O'Brien
Lucius O'Brien
Charlotte Grace O'Brien
Charles Murrough O'Brien - Occupation:
- politician
- Viaf ID:
- 42747669