Nuala O'Connor may refer to:
- Finola O'Donnell, born Finola O'Connor and also known as Nuala, 15th-century Irish noblewoman
- Nuala O'Connor (technologist), privacy expert who served as First Chief Privacy Officer for the US Department of Homeland Security from 2003 to 2005
- Nuala Ní Chonchúir, also known as Nuala O'Connor, Irish writer
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