Baruch Leib Rosowsky (, 1841  –  1919) was a famous cantor of the Great Choral Synagogue in Riga and a composer of religious music in Riga, at the time a city in Imperial Russia. Rosowsky's time of death was during the Latvian War of Independence.
Baruch Leib Rosowsky (1841 – 1919), a renowned cantor of the Great Choral Synagogue in Riga and composer of religious music in Riga, died during the Latvian War of Independence.