Sergey Stepanovich Ling (Belarusian: Сяргей Сцяпанавіч Лінг, Syarhey Stsyapanavich Ling; Russian: Сергей Степанович Линг; born 7 May 1937) is a Belarusian politician and agronomist. He was Prime Minister of Belarus from 1996 to 2000 and Permanent Representative of Belarus to the United Nations from 2000 to 2002.
According to media, Ling's son-in-law is businessman Sergei Botyanovsky, who is associated with military companies and controls a Belarusian airline that operates business jets.