Nissim Baruch Black is an American rapper, songwriter, and record producer.

Under the stage name D. Black, he released the albums The Cause & Effect (2006) and Ali'yah (2009) and was featured on producer Jake One's debut album White Van Music (2008). He retired in 2011 to focus on his conversion to Orthodox Judaism.

Black and his wife Adina, with whom he has seven children, were initially married in 2008; they participated in an Orthodox Jewish marriage ceremony in 2013 after both had converted. Black and his family continued to live in Seward Park, the Seattle neighborhood where he grew up, until making aliyah to Israel in 2016 and settling in Jerusalem. Black has returned to his musical career under his new legal name Nissim Black and now focuses on Jewish Hip Hop.