Years: 1883–1944
Primary city: Slabodka
Rabbi Avraham Grodzinski was a musar figure and mashgiach ruchani of the Slabodka yeshiva, where he became the primary disciple of the Alter of Slabodka, Rabbi Nosson Tzvi Finkel. He is chiefly associated with Toras Avraham, a collection of his mussar lectures, and with his leadership in Slabodka and later during the wartime years in Kovno.