Yeshivas Bais Yisroel, colloquially known as "Bais", is an English-language, Litvish Orthodox yeshiva for post-high-school boys located in the Neve Yaakov neighborhood of Jerusalem. Founded in 1985 by Rabbi Doniel Lehrfield, the yeshiva's student body currently numbers over 100 students mainly from the United States, England, Canada, South Africa, Mexico, Chile and Australia. The yeshiva also operates a kollel for 40 married men, many of whom attended the yeshiva before marriage.