Vyacheslav Ivanovich Klokov (Russian: Вячеслав Иванович Клоков, born 1959) is a retired Russian heavyweight weightlifter.

He won the world and European titles in 1983, placing second in 1981 and 1982.

Between 1980 and 1983 he set seven ratified world records.

[1] After retiring from competitions he headed the Russian Weightlifting Federation and served as vice-president of the European Weightlifting Federation.

His son Dmitry Klokov became an Olympic heavyweight weightlifter.