Binyomin Beinush Finkel
Rabbi Binyomin Beinush Finkel,, was the rosh yeshiva of Yeshivas Mir in Jerusalem.
He was born in Mir, Belarus, where his father Rabbi Eliezer Yehuda Finkel was the rosh yeshiva of the Mir yeshiva. Rabbi Finkel acquired most of his Torah knowledge during his studies at the yeshiva. In 1931, he studied under the Chofetz Chaim, and in 1933-34 under Rav Yitzchok Zev Soloveitchik, the Brisker Rov.
After his arrival in Palestine, he became close to the Chazon Ish. He married the daughter of Rav Shmuel Greineman, the Chazon Ish's brother-in-law. He began giving lectures in Yeshivas Mir, and in 1965 he began to head the yeshiva.
His son-in-law Rabbi Nosson Tzvi Finkel,, is the previous rosh yeshiva of Yeshivas Mir in Jerusalem. Three other sons in-law act as associate Roshei Yeshiva, they are Rabbis Binyomin Carlebach, Nachman Levovitz, and Yisroel Glustein .
Another of his sons-in law, Rabbi Ahron Lopiansky, is rosh yeshiva of Yeshiva of Greater Washington, in Silver Spring.