Sergey Sergeyevich Ridzik (Russian: Сергей Серге́евич Ридзик, born 25 October 1992,[1] Monchegorsk, Murmansk Oblast, Russia[2]) is a Russian freestyle skier.

Ridzik was an alpine skier but, in 2011, switched to freestyle skiing.

[1] He subsequently qualified for the 2018 Winter Olympics and made it to the big final, where four athletes competed for the medals.

In the finals, Ridzik collided with Kevin Drury, and they both fell.

Ridzik stood up and finished third, getting the bronze medal (Drury was subsequently disqualified).