Regina Aparecida "Queen" Saraiva (born September 1, 1968, Sorocaba, São Paulo, Brazil), also known as Regina, Queen Regina, or Jean Jane, is a Brazilian-born eurodance vocalist, dancer and actress who scored several hits across Europe from 1997 to 2003.
She lives in Milan, Italy, where she is a part of the gospel choir that is featured on Piero Chiambretti’s program Markette which broadcasts by La7 as well as performing new material.
She was also a member of the Brazilian dance act Forbidden Fruit from 1989 to 1995.
"Day by Day" was her only big hit in the United States, peaking at #11 on Billboard Magazine's Hot Dance Music/Club Play chart in 1997.