Who was leader of the Catholic Church during the Counter Reformation?

Pope Paul III

Roman Catholic AnswerThe Counter Reformation ran from 1522 to about 1648. During that time the following men held the office of Supreme Pontiff, leading the Church; although Pope St. Pius V was probably the most famous as he issued the Catechism and the reform of the Mass:

Adrian VI

Clement VIII

Paul III

Julius III

Marcellus II

Paul IV

Pius IV

St. Pius V

Gregory XIII

Sixtus V

Urban VII

Gregory XIV

Innocent IX

Clement VIII

Leo XI

Paul V

Gregory XV

Urban VIII

Innocent X