Viola, Duchess of Opole, also known as Veleslava, Polish: Wencisława-Wiola; was a Duchess consort of Opole-Racibórz through her marriage to Casimir I. She served as regent during the minority of her sons Mieszko II and Władysław between 1230 and 1233.
- Occupation
- politician
- Citizenship
- Duchy of Opole
- Born
- 1204
- Died
- September 7, 1251
