Nikolai Belyaev

Nikolai Belyaev may refer to:


 * Nikolai Belyaev (politician) (1903–1966), Soviet politician, leader of the Kazakhstan branch of Soviet Communist Party
 * Nikolai Belyaev (general) (1897–1976), Soviet general during the Battle of Tolvajärvi in World War II
 * Nikolai Vasilievich Belyaev (1859–1920), Russian philanthropist and entrepreneur