Juliet Virabyan was hit by a car while crossing the road in Yerevan, news.am said.
She was taken to Erebuni hospital with thighbone fracture.
It will be known after the examination whether there is a need for surgery or not.
Vahan Martirosyan, head of the Armenian Intra-national Liberation Movement, together with his wife and underage child fled to Azerbaijan to seek political asylum to protect himself and his family in September. He has been prosecuted by Armenian state authorities and various officials for the activities of the pro-opposition Intra-national Liberation Movement which he leads.