Beyoncé Knowles is a singer.
4 is the fourth studio album by American singer Beyoncé . Beyoncé Giselle Knowles-Carter ( [ biːˈjɒnseɪ ] born September 4 , 1981 ) is an American singer , songwriter and actress . Dangerously in Love is the debut studio album by American singer Beyoncé . Lemonade is the sixth studio album by American singer Beyoncé .