Quinn Krippendorff Sullivan

Quinn Krippendorff Sullivan is an American midfielder born in Philadelphia on March 27, 2004. He developed in the Philadelphia Union Academy and scored 19 goals for the under-15 team during the 2018–19 season. Sullivan made his professional debut for Philadelphia Union II in July 2020 before signing a first-team homegrown contract with the Union that November. He scored his first MLS goal for Philadelphia against the Chicago Fire on June 26, 2021, converting a bicycle kick in his first professional start. At international youth level, Sullivan scored six goals at the 2022 CONCACAF Under-20 Championship, including a hat-trick against Cuba. His progression later brought a senior United States call-up in May 2025, while he continued to represent Philadelphia Union as a versatile attacking midfielder used wide or centrally.