Ellie Greenwich (born October 23, 1940, Brooklyn, New York, USA – died August 26, 2009, New York City, New York, USA) was an American pop music singer, songwriter, and record producer. She wrote or co-wrote many hit songs of the 1960's and 1970's including "Be My Baby", "Da Doo Ron Ron", "Leader of the Pack", and "River Deep, Mountain High". The husband-and-wife songwriting team of Jeff Barry and Ellie Greenwich was among the most successful and prolific of the Brill Building composers, and many of their hits were co-written and produced by Phil Spector.
Inducted into the Rock & Roll Hall Of Fame in 2010 (songwriter).