This was reported by RIA Novosti with reference to her stepfather Sergei Dudich.
According to him, the pardon commission under the President of Belarus refused to pardon after considering Sapieha's petition.
Earlier, lawyer Anton Gashinsky said that Sapieha had filed a petition for pardon.
In May 2022, a court in Belarus sentenced Sapega to six years in prison.
The Russian woman was charged with a number of crimes, including inciting social hatred and discord, organizing violence and threatening to use it against an employee of the internal affairs bodies, interfering in the activities of an employee of the internal affairs bodies.