Votkinsk, city, Udmurtiya, western Russia. It lies along the Votka River just above the latter’s confluence with the Kama. Votkinsk was founded in 1759 and became a city in 1935. It is famous chiefly as the birthplace of the composer Pyotr Ilyich Tchaikovsky, whose home is preserved as a museum. Principal economic activities include machine building, peat brick production, and lumber processing. Pop. (2006 est.) 98,039.