Artur Siarheyevich Litvinchuk (Belarusian: Артур Сяргеевiч Літвінчук; born 4 January 1988) is a Belarusian sprint canoeist who has competed since the late 2000s.

He won the gold medal in the K-4 1000 m event at the 2008 Summer Olympics in Beijing.

Litvinchuck also won two medals in the K-4 1000 m event at the ICF Canoe Sprint World Championships with a gold in 2009 and a silver in 2010.

He married Belarusian canoeist Maryna Pautaran.

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