Glenn Alan Medeiros (born June 24, 1970) is an American singer and songwriter of Portuguese descent who achieved chart success in the late 1980s and early 1990s. He is best known for his 1987 global smash, "Nothing's Gonna Change My Love For You".
After his musical career he taught and was vice-principal at the Maryknoll School, a parochial school in his native Honolulu, Hawaii. On July 1, 2015, Medeiros became the president of Saint Louis School in Honolulu.