Grand Rabbi Yaakov Aryeh Guterman (1792–1874) was the founding admor of the Radzymin Hasidic Dynasty.
[1] He was called the "Sabba Kadisha (Holy Grandfather) of Radzymin".
[2] Guterman was a disciple of the Seer of Lublin,[3] the Maggid of Kozhnitz, the Yid Hakodosh, Rabbi Simcha Bunim of Peshischa and Rabbi Yitzchok of Vurka.
[4] In 1848, after the death of Yitzchok of Vurka,[5] Gutterman became the founding admor of the Radzymin Hasidic Dynasty.
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