Ilyin

Ilyin is a Russian masculine surname derived from the given name Ilya (Elijah). The suffix -in is a common patronymic and surname-forming element meaning “belonging to” or “son of.” The feminine form is Ilyina.

The surname is widespread in Russia and other post-Soviet states, and it transliterates in several ways, including Ilyin, Ilin, and Il'in.

Notable people with this surname include Ivan Ilyin, a Russian philosopher and publicist active in the late Imperial and early Soviet periods who wrote on religion, politics, and ethics and lived in emigration after the Revolution.

Another bearer is Ilya Ilyin, a Kazakhstani weightlifter who has won multiple world championships and Olympic medals.

The name also appears in other Slavic contexts, and the feminine form Ilyina is used for women.