2 Benedict of Nursia
3 Claudio Monteverdi
Claudio Monteverdi was an Italian string player, composer, choirmaster, and priest. His pioneering work in the development of opera and his letters, which gives an insight into the life of Italian musicians from the era, makes him a significant historical figure. He is also considered an important transitional figure between the two important periods of music history, Renaissance and Baroque.
4 Anselm of Canterbury
Owing to his quality classical education, Anselm of Canterbury became one of the finest Latinists of his time. As Archbishop of Canterbury, he resisted the English kings and was exiled. He is now remembered as a significant figure in the Investiture Controversy, which pitted the king against the pope.
5 Thomas Aquinas
6 Matteo Ricci

7 Pope Linus

8 Gregory of Nazianzus

9 Robert Bellarmine

Robert Bellarmine was an Italian Jesuit and cardinal of the Catholic Church. One of the most important figures in the Counter-Reformation, he has been named a Doctor of the Church. He has also been canonized as a saint. He was a professor of theology at the Roman College and later became its rector. He became Archbishop of Capua in 1602.
10 Pope Gregory IX

11 Erasmus of Formia

12 Lazzaro Spallanzani

13 Pope Leo XI

14 Carlo de' Medici

15 Saint Cajetan

Gaetano dei Conti di Thiene, better known as Saint Cajetan, was a Italian priest who co-established the Theatine order, thus becoming a significant figure of the Catholic Counter-Reformation. He also created what later became the Bank of Naples. He is the patron saint of Argentina, bankers, gamblers, and unemployed people.
16 Pope Pius I

17 Pope Sixtus I

18 Eusebius of Caesarea

Eusebius of Caesarea was a historian of Christianity and Christian polemicist. He was a bishop of Caesarea Maritima and a scholar of the biblical canon. As "Father of Church History," he wrote the Ecclesiastical History and a biographical work on Constantine the Great, the first Christian emperor. He is regarded as one of the most learned Christians of his time.
19 Pope Zachary

20 Gregorio Allegri

21 Bernardino of Siena

22 Pio of Pietrelcina

Born Francesco Forgione, Pio of Pietrelcina changed his name after joining the Capuchin order at age 15. He later became famous for exhibiting stigmata, marks on his body symbolizing the wounds of Jesus. He is revered as the patron saint of adolescents and civil defense volunteers.
23 John Bosco
The founder of the Salesian Order, John Bosco, also known as Don Bosco, started his life as a priest in Turin. He began teaching young boys who came to Turin for jobs and later branched out to form a similar institution for girls too, with St. Mary Mazzarello.
24 Eusebio Kino

Eusebio Kino was a Tyrolean missionary, explorer, geographer, astronomer, and cartographer. Nicknamed Father Kino for his missionary work, Eusebio worked closely with the indigenous Native American people, including the Sobaipuri, Tohono O'Odham, and other Upper Piman populations, as part of his exploration. He also led an overland expedition in the Baja California Peninsula, proving that it is not an island.
25 Ulfilas

26 Camillus de Lellis

27 Pope Boniface VIII

28 Pope Nicholas II

29 Pope John II

30 Pope Paul III

31 Gerard Majella

32 Gioffre Borgia

33 Peter Lombard

34 Pope Alexander III

35 Constanzo Beschi

36 Pope Anastasius II

37 Pope-elect Stephen

38 Giuseppe Siri

39 Pope Hormisdas

40 Pope Sergius I

41 Jason of Thessalonica

42 Gabriele Falloppio

Sixteenth-century Italian anatomist Gabriele Falloppio was also a Catholic priest. Of his many discoveries, the most well-known are the tubes which link the ovaries to the uterus, named fallopian tubes. He was also the first to offer written description of a condom as a protective measure against syphilis.
43 Pope Gregory XIV

44 Pope Benedict IX

45 Alessandro Farnese

46 Pope Gregory XIII

47 Odoric of Pordenone

Odoric of Pordenone was an Italian Franciscan missionary explorer and friar. Odoric, who traveled far and wide, penned down the narrative of his travels, which are preserved even today in Italian, French, and Latin manuscripts. Many incredible accounts of Sir John Mandeville have proven to be merely distorted versions of Odoric's original eyewitness descriptions.
48 Pope Formosus

49 Pope Sergius II

50 Pope Innocent VIII
