His Holiness Pope John III (in Latin Ioannes Tertius) is the Pope number 61 of the Catholic Church.
Catalino was born in Roma, in the current country of Italy.
The Holy Father John III initiated his pontificate in the year 561. He succeeded Pope Pelagius I. His papacy lasted for 13 years, ending during the year 574. He was succeeded by Benedict I, who would become the following bishop of Rome.