Consueverunt Romani Pontifices is a papal bull

Papal bull

A Papal bull is a particular type of letters patent or charter issued by a Pope of the Catholic Church. It is named after the bulla that was appended to the end in order to authenticate it....

 by Pope Pius V

Pope Pius V

Pope Saint Pius V , born Antonio Ghislieri , was Pope from 1566 to 1572 and is a saint of the Catholic Church. He is chiefly notable for his role in the Council of Trent, the Counter-Reformation, and the standardization of the Roman liturgy within the Latin Church...

 issued on September 17th, 1569 on the rosary

Rosary

The rosary or "garland of roses" is a traditional Catholic devotion. The term denotes the prayer beads used to count the series of prayers that make up the rosary...

. This papal bull officially established the devotion to the rosary in the Catholic Church.

The papal bull refers to the Dominican

Saint Dominic

Saint Dominic , also known as Dominic of Osma, often called Dominic de Guzmán and Domingo Félix de Guzmán was the founder of the Friars Preachers, popularly called the Dominicans or Order of Preachers , a Catholic religious order...

 roots of the Rosary and fact that as a young friar, Pope Pius V had been a member of the Dominican Order

Dominican Order

The Order of Preachers , after the 15th century more commonly known as the Dominican Order or Dominicans, is a Catholic religious order founded by Saint Dominic and approved by Pope Honorius III on 22 December 1216 in France...

:

And so Dominic looked to that simple way of praying and beseeching God, accessible to all and wholly pious, which is called the Rosary, or Psalter of the Blessed Virgin Mary, in which the same most Blessed Virgin is venerated by the angelic greeting repeated one hundred and fifty times, that is, according to the number of the Davidic Psalter, and by the Lord's Prayer with each decade. Interposed with these prayers are certain meditations showing forth the entire life of Our Lord Jesus Christ, thus completing the method of prayer devised by the by the Fathers of the Holy Roman Church.

In this papal bull Pius V also confirmed the indults and indulgences which his predecessors had granted to those who pray the Rosary.

This 1569 document is distinct from an Apostolic Letter with the same title issued in November 2000.