Lloyd Monsen (born May 7, 1931) is a retired American soccer forward and baseball pitcher.
In 1954, the Americans won the league title and defeated St. Louis Kutis S.C. to win the National Challenge Cup to gain a double for Monsen and his teammates.
In 1956, the Americans merged with Brooklyn Hakoah to form the New York Hakoah-Americans.
Monsen nearly won his second consecutive scoring title but lost at the last minute to Pasquale Pepe of Newark Portuguese.
During his ASL career, Monsen scored ninety-eight league and forty-seven cup goals.
Monsen then moved to the New York German-Hungarians of the German American Soccer League before finishing his playing career with Swedish F.C.
He retired from playing professionally in 1964 but remained active with amateur over age teams until 1988.
His last game was a 7–2 loss to Mexico in an April 28, 1957 World Cup qualifier.