Alexandr Zaichikov (Belarusian: ????????? ????????; born (1992-08-17) 17 August 1992 in Minsk) is a Belarusian-born Kazakh weightlifter.
He competed at the 2012 Summer Olympics in the –105 kg event, and in the same event at the 2016 Summer Olympics.
He won a Bronze medal at the 2016 Summer Olympics.Zaichikov was suspended for 2 years in 2013 by the International Weightlifting Federation after testing positive for Stanozolol.