Viktar Aliaksandravich Vabishchevich (; born March 22, 1989) is a Belarusian swimmer, who specialized in breaststroke events. He posted a Belarusian record time of 28.03 seconds in the prelims of the men's 50 m breaststroke at the 2012 European Aquatics Championships in Debrecen, Hungary. He also won a bronze medal in the same event at the 2007 European Junior Swimming Championships in Antwerp, Belgium, clocking at 28.62 seconds.