Ivan Alexandrovich Ilyin (Russian: Ива́н Алекса́ндрович Ильи́н; IPA: [ɪˈvan ɐlʲɪˈksandrəvʲɪt͡ɕ ɪˈlʲin]; March 28, 1883 – December 21, 1954) was a Russian religious and political philosopher, White emigre publicist and an ideologue of the Russian All-Military Union.
Ivan Ilyin was born in Moscow in an aristocratic family of Rurikid descent. His father, Alexander Ivanovich Ilyin, had been born and spent his childhood in the Grand Kremlin Palace since Ilyin's grandfather had served as the commandant of the Palace. Alexander Ilyin's godfather had been emperor Alexander III of Russia. Ivan Ilyin's mother, Caroline Louise née Schweikert von Stadion, was a German Russian and confessing Lutheran whose father, Julius Schweikert von Stadion, had been a Collegiate Councillor under the Table of Ranks. She converted to Russian Orthodoxy, took the name Yekaterina Yulyevna, and married Alexander Ilyin in 1880. Ivan Ilyin was brought up also in the centre of Moscow not far from the Kremlin in Naryshkin Lane. In 1901 he entered the Law faculty of the Moscow State University. Ilyin generally disapproved of the Russian Revolution of 1905 and did not participate actively in student riots. While a student Ilyin became interested in philosophy under influence of Professor Pavel Ivanovitch Novgorodtsev (1866-1924), who was a Christian philosopher of jurisprudence and a political liberal. In 1906 Ilyin graduated with a law degree, and from 1909 he began working there as a scholar.