| 1 | Galileo Galilei | Catholic |
| 2 | Christopher Columbus | Catholic |
| 3 | Guglielmo Marconi | Catholic and Anglican |
| 4 | Enrico Fermi | Catholic |
| 5 | Alessandro Volta | Catholic |
| 6 | Leonardo Fibonacci | |
| 7 | Evangelista Torricelli | Catholic |
| 8 | Filippo Mazzei | |
| 9 | Michelangelo | Catholic |
| 10 | Leonardo da Vinci | Catholic |
| 11 | Giovanni Battista Morgagni | |
| 12 | Gabriel Fallopius | |
| 13 | Girolamo Fabrizio | |
| 14 | Marcello Malpighi | Catholic |
| 15 | Girolamo Fracastoro | Catholic |
| 16 | Lazzaro Spallanzani | |
| 17 | Camillo Golgi | |
| 18 | Luigi Porta | |
| 19 | Salvador Edward Luria | |
| 20 | Rita Levi-Montalcini | |
| 21 | Renato Dulbecco | |
| 22 | Ugo Cerletti and Lucio Bini | |
| 23 | Gasparo Tagliacozzi | |
| 24 | Ascanio Sobrero | |
| 25 | Francesco Redi | Catholic |
| 26 | Girolamo Cardano | Catholic |
| 27 | Francesco Bonaventura Cavalieri | Catholic |
| 28 | Amedeo Avogadro and Stanislao Cannizzaro | Catholic |
| 29 | St. Fabiola | |
| 30 | Luigi Galvani | |
| 31 | Francesco Maria Grimaldi | Catholic |
| 32 | Niccolo Tartaglia | Catholic |
| 33 | Andrea Cesalpino | Catholic |
| 34 | The Medicis | Catholic |
| 35 | Guido of Arezzo | |
| 36 | Aldo Manuzio the Elder and Aldo Manuzio the Younger | |
| 37 | St. Thomas Aquinas | Catholic |
| 38 | Dante Alighieri | Catholic |
| 39 | Niccolo Machiavelli | Catholic |
| 40 | St. Francis of Assisi | Catholic |
| 41 | Giuseppe Mazzini | |
| 42 | Benito Mussolini | Catholic |
| 43 | Amerigo Vespucci | Catholic |
| 44 | Marco Polo | Catholic |
| 45 | John Cabot | Catholic |
| 46 | Giovanni da Verrazano | |
| 47 | Bartolommeo Cristofori | |
| 48 | Alessandro Manzoni | Catholic |
| 49 | Giuseppe Verdi | Catholic |
| 50 | Giovanni Boccaccio | Catholic |
| 51 | Filippo Brunelleschi | |
| 52 | Leon Battista Alberti | |
| 53 | Maria Montessori | Catholic |
| 54 | Boethius | |
| 55 | Petrarch | Catholic |
| 56 | Giulio Caccini | |
| 57 | Claudio Monteverdi | Catholic |
| 58 | Gioacchino Rossini | Catholic |
| 59 | Cimabue | Catholic |
| 60 | The Bellinis | Catholic |
| 61 | Giorgione | Catholic |
| 62 | Giorgio Vasari | Catholic |
| 63 | Raphael | Catholic |
| 64 | Sandro Botticelli | Catholic |
| 65 | Donatello | Catholic |
| 66 | Masaccio | Catholic |
| 67 | Benvenuto Cellini | Catholic |
| 68 | Giotto | Catholic |
| 69 | Alessandro Scarlatti and Domenico Scarlatti | Catholic |
| 70 | Antonio Vivaldi | Catholic |
| 71 | Titian | Catholic |
| 72 | Antonio Stradivari | Catholic |
| 73 | Giacomo Puccini | Catholic |
| 74 | Federico Fellini | Catholic; astrology; Jungian |
| 75 | A.P. Giannini | Catholic |
| 76 | Giuseppe Garibaldi | Catholic |
| 77 | Charles "Lucky" Luciano | Catholic |
| 78 | Lee Iacocca | Catholic |
| 79 | Arturo Toscanini | Catholic |
| 80 | Gaetano Donizetti | Catholic |
| 81 | Enrico Caruso | Catholic |
| 82 | Niccolo Paganini | |
| 83 | Al "Scarface" Capone | Catholic |
| 84 | Frank Sinatra | Catholic |
| 85 | Martin Scorsese | Catholic (lapsed former seminarian) |
| 86 | Francis Ford Coppola | Catholic (non-practicing |
| 87 | Italo Calvino | Waldensian Protestant (lapsed) |
| 88 | Luciano Pavarotti | Catholic |
| 89 | Robert De Niro and Al Pacino | Catholic (non-practicing); Catholic |
| 90 | Joe DiMaggio | Catholic |
| 91 | Nicola Sacco and Bartolomeo Vanzetti | |
| 92 | Bernardo Bertolucci | Catholic (lapsed) |
| 93 | Vittorio De Sica | Catholic |
| 94 | Luchino Visconti | |
| 95 | Marcello Mastroianni | Catholic |
| 96 | Sophia Loren | Catholic (nominal) |
| 97 | Camille Paglia | Catholic |
| 98 | Franco Zeffirelli | |
| 99 | Frank Capra | Catholic; Christian Science |
| 100 | Madonna | Catholic; Kabbalah |