According to information presented in "Proekt," Patriarch Kirill has been in an unofficial relationship with a woman considered his common-law wife for more than fifty years.

According to the investigation materials by "Proekt," for more than five decades, Patriarch Kirill (secular name Vladimir Gundyaev) has been accompanied by a woman with whom he is in a civil marriage. She lives in his apartment, regularly accompanies him on trips, and manages his property.