Dayan (Rabbi) Osher (Usher, Asher) Zelig Weiss(1953- ) is the current Rosh Kollel of Machon Minchas Osher L’Torah V’Horaah.
He grew up in a Klausenberger family in Borough Park, Brooklyn.He is the author of the Minchas Osher, an Av Beis Din, Rosh Kollel, posek, and is well known in Haredi circles for having traveled to the United States with Rabbi Aharon Leib Shteinman and Rabbi Yaakov Aryeh Alter, the Gerrer Rebbe.
He frequently gives classes at American yeshivos in Israel.