Sergii Oleksandrovych Biloushchenko (Ukrainian: Сергій Олександрович Білоущенко; born 16 September 1981 in Chaplinka) is a Ukrainian rower. Serhiy Biloushchenko along with Serhiy Hryn, Oleh Lykov, and Leonid Shaposhnikov won the Bronze medal in quadruple sculls for Ukraine in 2004, falling behind Russia (Gold) and the Czech Republic (Silver).