Nikolai Sachenko (Russian: Николай Саченко; born 1977) is a Russian violinist. He was awarded the top prize at the International Tchaikovsky Competition in 1998. Since 2008, he has been a member of the Brahms Trio, with pianist Natalia Rubinstein and cellist Kirill Rodin. In 2022, he joined the Borodin Quartet as first violinist.