Ernie Maresca was an American singer-songwriter, best known for his work during the 1960s doo-wop and pop era. Maresca's distinctive style was characterized by catchy melodies and heartfelt lyrics, which were emblematic of the doo-wop genre. He is most recognized for his songwriting contributions to the iconic Dion and the Belmonts, particularly for the hit song "Runaround Sue". Despite his relatively low profile as a solo artist, Maresca's influence in shaping the sound and direction of 60s pop music is significant.