Boris Vasilevich Gusakov (Russian: Борис Васильевич Гусаков 1938 – 1970) was a Soviet serial killer, convicted for the killing of 5 people in the Moscow area between 1964 to 1968. Gusakov, a serial rapist with a history of mental health issues, committed at least 5 murders and 15 violent sexual assaults on girls and young women before being caught, and was executed by firing squad in 1970.