Marcos Alberto Zambrano Delgado (born January 20, 2005) is a professional soccer player who plays as a forward for New England Revolution on loan from Real Salt Lake. Born in Ecuador, he represents the United States at youth level. Early life Zambrano was born in Guayaquil, Ecuador. He joined the Philadelphia Union's academy with his brother Mateo at the start of 2021 having been waiting since Autumn 2020 for clearance from the US Federation. The brothers possessed US passports through their father who was born in New York. Career Zambrano played as the Philadelphia Union U-17s won the MLS Next Cup in 2021–2022. In August 2022 Zambrano scored for the Eastern Conference in the inaugural MLS Next All-Star Game. In January 2023 he joined Portuguese side S.L. Benfica. On January 21, 2024, Zambrano left Benfica and signed a contract until 2027 with Vitória de Guimarães, initially joining the club's B team, competing in the Campeonato de Portugal. International career Marcos played for Ecuador's under-15 and under-17 teams, but switched nationality to the United States and was called up to the United States national under-19 team. In October 2022 Zambrano was called into the United States under-20 squad.