Viacheslav
Viacheslav is a Slavonic masculine given name. Notable people with the name include:
- Viacheslav Aliabiev, Ukrainian professional footballer
- Viacheslav Belavkin, professor in applied mathematics at the University of Nottingham
- Viacheslav Chornovil, Ukrainian politician
- Viacheslav Datsik, Russian former kickboxer and mixed martial artist
- Viacheslav Dinerchtein, violist and promoter of novel and overlooked viola repertoire
- Viacheslav Dydyshko, Belarusian chess Grandmaster
- Viacheslav Fetisov, retired professional ice hockey defenseman
- Viacheslav Grachev, Russian rugby union player
- Viacheslav Ivanovski, Israeli Olympic weightlifter
- Viacheslav I of Kiev, Prince of Smolensk, Turov, Pereyaslavl, Peresopnitsa, Vyshgorod, and Grand Prince of Kiev
- Viacheslav Kravtsov, Ukrainian basketball player
- Viacheslav Lampeev, former field hockey player from Tajikistan
- Viacheslav Lavrov, retired professional ice hockey player who played in the Soviet Hockey League
- Viacheslav Platonov, Russian volleyball player and coach
- Viacheslav Ragozin, Soviet chess Grandmaster, an International Arbiter of chess, and World Correspondence Chess Champion
- Viacheslav Samodurov, Principal Dancer at the Royal Ballet, Covent Garden in London
- Viacheslav Senchenko, professional boxer from Ukraine
- Viacheslav Solodukhin, retired professional ice hockey player who played in the Soviet Hockey League
- Viacheslav Suprunenko, deputy of the Kiev City Council, member of the committee on the budget and the socio-economic development
- Viacheslav Tsugba, third Prime Minister of the Republic of Abkhazia
- Viacheslav V. Nikulin, Russian mathematician
- Viacheslav Zagorodniuk, former Ukrainian figure skater
