Bliznetsov ({{lang-ru|Близнецов}}) is a Russian masculine surname, its feminine counterpart is Bliznetsova. It may refer to

• Gennadiy Bliznetsov (born in 1941), Soviet pole vaulter
• Pavel Bliznetsov (1913–1989), Russian priest

• Historical markers
• Historical membership of the Politburo Standing Committee
• Historical Memory Bill
• Historical memory law
• Historical Mississippi license plates
• Historical MLB over-the-air TV broadcasters
• Historical money of Tibet
• Historical Monuments of Mtskheta
• Historical Monuments of Thatta
• Historical mortality rates of puerperal fever
• Historical movie
• Historical Museum Bamberg
• Historical Museum Bern
• Historical Museum, Frankfurt
• Historical Museum, Krakow
• Historical Museum of Berne
• Historical Museum of Crete
• Historical Museum of Ioannina
• Historical Museum of Kozani
• Historical Museum of Piraeus
• Historical Museum of Southern Florida
• Historical Museum of Sughd
• Historical Museum of The Aghia Lavra Monastery
• Historical Museum Vidin
• Historical negation