MATHEMATICIAN
Christopher Clavius
1538 - 1612
Christopher Clavius
Christopher Clavius, (25 March 1538 – 6 February 1612) was a Jesuit German mathematician, head of mathematicians at the Collegio Romano, and astronomer who was a member of the Vatican commission that accepted the proposed calendar invented by Aloysius Lilius, that is known as the Gregorian calendar. Clavius would later write defences and an explanation of the reformed calendar, including an emphatic acknowledgement of Lilius' work. Read more on Wikipedia
Since 2007, the English Wikipedia page of Christopher Clavius has received more than 185,444 page views. His biography is available in 37 different languages on Wikipedia (up from 35 in 2019). Christopher Clavius is the 122nd most popular mathematician (down from 116th in 2019), the 749th most popular biography from Germany (down from 675th in 2019) and the 16th most popular German Mathematician.
Christopher Clavius is most famous for his work on the Gregorian calendar.
Memorability Metrics
190k
Page Views (PV)
63.47
Historical Popularity Index (HPI)
37
Languages Editions (L)
9.15
Effective Languages (L*)
2.57
Coefficient of Variation (CV)
Among MATHEMATICIANS
Among mathematicians, Christopher Clavius ranks 122 out of 1,004. Before him are Meton of Athens, Theon of Alexandria, Leonid Kantorovich, Josef Stefan, Nicomachus, and Alexis Clairaut. After him are Zu Chongzhi, Hermann Weyl, Herbert A. Hauptman, Marian Rejewski, Ferdinand von Lindemann, and Liu Hui.
Most Popular Mathematicians in Wikipedia
Go to all RankingsMeton of Athens
500 BC - 460 BC
HPI: 64.29
Rank: 116
Theon of Alexandria
335 - 405
HPI: 64.18
Rank: 117
Leonid Kantorovich
1912 - 1986
HPI: 64.12
Rank: 118
Josef Stefan
1835 - 1893
HPI: 63.94
Rank: 119
Nicomachus
60 - 120
HPI: 63.93
Rank: 120
Alexis Clairaut
1713 - 1765
HPI: 63.88
Rank: 121
Christopher Clavius
1538 - 1612
HPI: 63.47
Rank: 122
Zu Chongzhi
429 - 500
HPI: 63.34
Rank: 123
Hermann Weyl
1885 - 1955
HPI: 63.33
Rank: 124
Herbert A. Hauptman
1917 - 2011
HPI: 63.30
Rank: 125
Marian Rejewski
1905 - 1980
HPI: 63.24
Rank: 126
Ferdinand von Lindemann
1852 - 1939
HPI: 63.14
Rank: 127
Liu Hui
225 - 295
HPI: 63.03
Rank: 128
Contemporaries
Among people born in 1538, Christopher Clavius ranks 2. Before him is Charles Borromeo. After him are Caesar Baronius, Maeda Toshiie, Guglielmo Gonzaga, Duke of Mantua, Matija Gubec, Diane de France, Giovanni Battista Guarini, Infanta Maria of Guimarães, Louis of Nassau, Hōjō Ujimasa, and Ashikaga Yoshihide. Among people deceased in 1612, Christopher Clavius ranks 6. Before him are Rudolf II, Holy Roman Emperor, Sasaki Kojirō, Vasili IV of Russia, Giovanni Gabrieli, and Federico Barocci. After him are Vincenzo Gonzaga, Duke of Mantua, Anne Catherine of Brandenburg, Karin Månsdotter, Henry Frederick, Prince of Wales, Hans Leo Hassler, and Francesco IV Gonzaga, Duke of Mantua.
Others Born in 1538
Go to all RankingsCharles Borromeo
RELIGIOUS FIGURE
1538 - 1584
HPI: 71.62
Rank: 1
Christopher Clavius
MATHEMATICIAN
1538 - 1612
HPI: 63.47
Rank: 2
Caesar Baronius
RELIGIOUS FIGURE
1538 - 1607
HPI: 60.97
Rank: 3
Maeda Toshiie
POLITICIAN
1538 - 1599
HPI: 59.95
Rank: 4
Guglielmo Gonzaga, Duke of Mantua
POLITICIAN
1538 - 1587
HPI: 59.42
Rank: 5
Matija Gubec
EXTREMIST
1538 - 1573
HPI: 59.18
Rank: 6
Diane de France
POLITICIAN
1538 - 1619
HPI: 58.43
Rank: 7
Giovanni Battista Guarini
WRITER
1538 - 1612
HPI: 57.35
Rank: 8
Infanta Maria of Guimarães
POLITICIAN
1538 - 1577
HPI: 56.24
Rank: 9
Louis of Nassau
POLITICIAN
1538 - 1574
HPI: 55.82
Rank: 10
Hōjō Ujimasa
RELIGIOUS FIGURE
1538 - 1590
HPI: 55.40
Rank: 11
Ashikaga Yoshihide
POLITICIAN
1538 - 1568
HPI: 53.95
Rank: 12
Others Deceased in 1612
Go to all RankingsRudolf II, Holy Roman Emperor
POLITICIAN
1552 - 1612
HPI: 75.52
Rank: 1
Sasaki Kojirō
POLITICIAN
1583 - 1612
HPI: 69.67
Rank: 2
Vasili IV of Russia
POLITICIAN
1552 - 1612
HPI: 69.01
Rank: 3
Giovanni Gabrieli
COMPOSER
1557 - 1612
HPI: 66.60
Rank: 4
Federico Barocci
PAINTER
1535 - 1612
HPI: 64.39
Rank: 5
Christopher Clavius
MATHEMATICIAN
1538 - 1612
HPI: 63.47
Rank: 6
Vincenzo Gonzaga, Duke of Mantua
POLITICIAN
1562 - 1612
HPI: 63.19
Rank: 7
Anne Catherine of Brandenburg
POLITICIAN
1575 - 1612
HPI: 60.61
Rank: 8
Karin Månsdotter
COMPANION
1550 - 1612
HPI: 60.16
Rank: 9
Henry Frederick, Prince of Wales
POLITICIAN
1594 - 1612
HPI: 59.78
Rank: 10
Hans Leo Hassler
COMPOSER
1564 - 1612
HPI: 59.47
Rank: 11
Francesco IV Gonzaga, Duke of Mantua
POLITICIAN
1586 - 1612
HPI: 57.75
Rank: 12
In Germany
Among people born in Germany, Christopher Clavius ranks 749 out of 7,253. Before him are David Strauss (1808), Günter Schabowski (1929), Erich Priebke (1913), Maria Barbara Bach (1684), Johann Martin Schleyer (1831), and Arthur Nebe (1894). After him are Nikolaus Harnoncourt (1929), Frederick I, Elector of Brandenburg (1371), Maria Anna of Bavaria (1551), Wilhelm Hauff (1802), Reinhard Gehlen (1902), and Simon Marius (1573).
Others born in Germany
Go to all RankingsDavid Strauss
PHILOSOPHER
1808 - 1874
HPI: 63.49
Rank: 743
Günter Schabowski
POLITICIAN
1929 - 2015
HPI: 63.48
Rank: 744
Erich Priebke
MILITARY PERSONNEL
1913 - 2013
HPI: 63.48
Rank: 745
Maria Barbara Bach
COMPANION
1684 - 1720
HPI: 63.48
Rank: 746
Johann Martin Schleyer
LINGUIST
1831 - 1912
HPI: 63.48
Rank: 747
Arthur Nebe
MILITARY PERSONNEL
1894 - 1945
HPI: 63.47
Rank: 748
Christopher Clavius
MATHEMATICIAN
1538 - 1612
HPI: 63.47
Rank: 749
Nikolaus Harnoncourt
CONDUCTOR
1929 - 2016
HPI: 63.46
Rank: 750
Frederick I, Elector of Brandenburg
POLITICIAN
1371 - 1440
HPI: 63.45
Rank: 751
Maria Anna of Bavaria
POLITICIAN
1551 - 1608
HPI: 63.44
Rank: 752
Wilhelm Hauff
WRITER
1802 - 1827
HPI: 63.43
Rank: 753
Reinhard Gehlen
MILITARY PERSONNEL
1902 - 1979
HPI: 63.43
Rank: 754
Simon Marius
ASTRONOMER
1573 - 1625
HPI: 63.43
Rank: 755
Among MATHEMATICIANS In Germany
Among mathematicians born in Germany, Christopher Clavius ranks 16. Before him are Ludolph van Ceulen (1540), Richard Dedekind (1831), Alexander Grothendieck (1928), Regiomontanus (1436), Felix Klein (1849), and Carl Gustav Jacob Jacobi (1804). After him are Hermann Weyl (1885), Ferdinand von Lindemann (1852), Hermann of Reichenau (1013), Andrew Wiles (1953), Johannes Trithemius (1462), and Robert Aumann (1930).
Ludolph van Ceulen
1540 - 1610
HPI: 68.54
Rank: 10
Richard Dedekind
1831 - 1916
HPI: 68.42
Rank: 11
Alexander Grothendieck
1928 - 2014
HPI: 68.17
Rank: 12
Regiomontanus
1436 - 1476
HPI: 67.31
Rank: 13
Felix Klein
1849 - 1925
HPI: 67.10
Rank: 14
Carl Gustav Jacob Jacobi
1804 - 1851
HPI: 65.11
Rank: 15
Christopher Clavius
1538 - 1612
HPI: 63.47
Rank: 16
Hermann Weyl
1885 - 1955
HPI: 63.33
Rank: 17
Ferdinand von Lindemann
1852 - 1939
HPI: 63.14
Rank: 18
Hermann of Reichenau
1013 - 1054
HPI: 62.94
Rank: 19
Andrew Wiles
1953 - Present
HPI: 62.46
Rank: 20
Johannes Trithemius
1462 - 1516
HPI: 62.42
Rank: 21
Robert Aumann
1930 - Present
HPI: 61.95
Rank: 22