Maria, reina de todos santos.
It means that she is the Queen of all the Saints.
The Blessed Virgin Mary is the Queen of Saints.
All the saints are good but, perhaps, the best is the Blessed Virgin Mary who is the Queen of Saints.
Because the Virgin Mary is the Queen of all the Saints.
The translation is as follows: Maria Reina de todos los Santos ruega por nosotros
Yes, she is the Queen of All Saints, because she is the Mother Of God.
All saints are of equal importance but the Blessed Virgin Mary is considered the Queen of Heaven.
All Saints = Todos Santos in Spanish.
All saints are equally important, but Mary is considered the Queen of Heaven. and the most important because She is the mother of Jesus.
Todos Santos
Assuming you're referring to the Mother of Jesus:According to Roman Catholicism, Mary's role(s) among the saints are: Queen, Mother, Mediatrix.She is considered Queen for primarily three reasons. 1) She is the 'greatest' of the saints. 2) She is the Mother of Christ who is the Messianic King. 3) She is the Mother of all those who will reign with Christ (Rev 20:4), In a certain sense, she can be considered a "Queen-Mother", since her Queenship derives from her Motherhood.In addition she is considered the Mother of the saints for primarily two reasons 1) She is the Mother of Christ (and therefore the Mother of all who have put on Christ(see Galatians 3 for a parallel example) 2) She is Mediatrix (see below)Mary is Mediatrix, because she is our Mother. All graces, such as the grace needed to be born again in Holy Baptism, to the graces we need to grow in Christian maturity, to the grace of a 'happy death'. passes through Mary.Note: Mary as Queen, Mother, and Mediatrix all intersect. It's difficult to define one without referring to the others. Mary is also regarded as free from sin, and a perpetual virgin.
Roman Catholic AnswerMary is styled Queen of many things. She is styled Queen of Heaven in Revelation, and she is modeled after the Queen Mother in the Old Testament. Her various titles in the Litany are: Queen of angels,Queen of patriarchs,Queen of prophets,Queen of apostles,Queen of martyrs,Queen of confessors,Queen of virgins,Queen of all saints,Queen conceived without Original Sin,Queen assumed into Heaven,Queen of the most holy Rosary,Queen of peace,