Lazar Weiner (1897-1982) was a prominent Jewish-American composer and pianist, recognized for his significant contributions to the genre of Yiddish art song. Born in what is now Ukraine, he emigrated to the United States in 1920, where he became a central figure in the Yiddish cultural renaissance. Weiner's notable works include a variety of art songs, many of which set texts by acclaimed Yiddish poets such as Abraham Sutzkever and Morris Rosenfeld. His compositions often blend traditional Jewish themes with Western classical music influences, showcasing a distinct lyrical quality. Among his well-known pieces are "Ziseh Geyt" and "Dem Khupe," which remain staples in Yiddish music repertoire. Weiner's impact on music lies in his role in elevating Yiddish song to a respected art form, bridging folk traditions with classical techniques. He also contributed to the preservation of Jewish cultural identity through music during a time of significant upheaval. His legacy continues to influence contemporary Yiddish musicians and composers, ensuring that the richness of Jewish musical heritage endures.