1971 - Today
Peter Langkjær Madsen (Danish: [ˈpʰe̝ˀtɐ ˈlɑŋˌkʰeˀɐ̯ ˈmæsn̩]; born 12 January 1971) is a Danish convicted murderer and former entrepreneur. Read more on Wikipedia
Since 2007, the English Wikipedia page of Peter Madsen has received more than 2,318,385 page views. His biography is available in 23 different languages on Wikipedia (up from 20 in 2019). Peter Madsen is the 269th most popular inventor (up from 305th in 2019).
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Historical Popularity Index (HPI)
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Effective Languages (L*)
Coefficient of Variation (CV)
Among inventors, Peter Madsen ranks 269 out of 354. Before him are Michael S. Hart, Joseph-Armand Bombardier, Walter Clopton Wingfield, Robert Metcalfe, David Bushnell, and Yoshiro Nakamatsu. After him are Joseph Aspdin, Lester Allan Pelton, Adolf Martens, Alexander P. de Seversky, L. L. Langstroth, and Edward Lawry Norton.
1947 - 2011
HPI: 50.94
Rank: 263
1907 - 1964
HPI: 50.81
Rank: 264
1833 - 1912
HPI: 50.68
Rank: 265
1946 - Present
HPI: 50.61
Rank: 266
1742 - 1824
HPI: 50.54
Rank: 267
1928 - Present
HPI: 50.42
Rank: 268
1971 - Present
HPI: 50.42
Rank: 269
1778 - 1855
HPI: 50.23
Rank: 270
1829 - 1908
HPI: 50.09
Rank: 271
1850 - 1914
HPI: 49.94
Rank: 272
1894 - 1974
HPI: 49.77
Rank: 273
1810 - 1895
HPI: 49.64
Rank: 274
1898 - 1983
HPI: 49.55
Rank: 275
Among people born in 1971, Peter Madsen ranks 88. Before him are Chris Vance, Edmundo, Valdis Dombrovskis, Chris Hardwick, Heike Makatsch, and Justin Theroux. After him are Kjetil André Aamodt, Theodoros Zagorakis, Gad Elmaleh, Noah Wyle, Patricia Velásquez, and Mario Abdo Benítez.
1971 - Present
HPI: 50.89
Rank: 82
1971 - Present
HPI: 50.81
Rank: 83
1971 - Present
HPI: 50.59
Rank: 84
1971 - Present
HPI: 50.51
Rank: 85
1971 - Present
HPI: 50.51
Rank: 86
1971 - Present
HPI: 50.47
Rank: 87
1971 - Present
HPI: 50.42
Rank: 88
1971 - Present
HPI: 50.33
Rank: 89
1971 - Present
HPI: 50.09
Rank: 90
1971 - Present
HPI: 50.03
Rank: 91
1971 - Present
HPI: 49.97
Rank: 92
1971 - Present
HPI: 49.93
Rank: 93
1971 - Present
HPI: 49.75
Rank: 94