The People's Opposition Bloc of Natalia Vitrenko, (Ukrainian: Blok Natalii Vitrenko Narodna Opoziciya) was a political alliance in Ukraine led by Natalia Vitrenko.
It consisted of:
At the parliamentary election, 26 March 2006, it won 2.93% of the popular vote (less than the 3% electoral threshold, and hence no seats).