Jan Janszoon

1570 - 1641

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Jan Janszoon van Haarlem, commonly known as Reis Mourad the Younger (c. 1570 – c. 1641), was a Dutch pirate who later became a Barbary corsair in Ottoman Algeria and the Republic of Salé. Read more on Wikipedia

Since 2007, the English Wikipedia page of Jan Janszoon has received more than 418,612 page views. His biography is available in 19 different languages on Wikipedia (up from 15 in 2019). Jan Janszoon is the 18th most popular pirate (up from 19th in 2019), the 200th most popular biography from Netherlands (up from 211th in 2019) and the most popular Dutch Pirate.

Memorability Metrics

  • 420k

    Page Views (PV)

  • 59.70

    Historical Popularity Index (HPI)

  • 19

    Languages Editions (L)

  • 5.18

    Effective Languages (L*)

  • 1.96

    Coefficient of Variation (CV)

Page views of Jan Janszoons by language

Over the past year Jan Janszoon has had the most page views in the with 58,902 views, followed by Dutch (23,592), and French (11,460). In terms of yearly growth of page views the top 3 wikpedia editions are Dutch (223.36%), Swedish (218.64%), and Latvian (93.99%)


Among pirates, Jan Janszoon ranks 18 out of 29Before him are Henry Every, Sextus Pompey, Benjamin Hornigold, Charles Vane, Ching Shih, and Edward England. After him are Stede Bonnet, Samuel Bellamy, Piet Pieterszoon Hein, Thomas Tew, Jean Lafitte, and Edward Low.

Most Popular Pirates in Wikipedia

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Among people born in 1570, Jan Janszoon ranks 5Before him are Guy Fawkes, Hans Lippershey, Henry Hudson, and Willem Janszoon. After him are Johann II, Duke of Saxe-Weimar, Kara Davud Pasha, Giorgi Saakadze, Alessandro Salvio, Abraham Janssens, Hendrick van Balen the Elder, and Péter Pázmány. Among people deceased in 1641, Jan Janszoon ranks 7Before him are Anthony van Dyck, Gwanghaegun of Joseon, Domenichino, Cardinal-Infante Ferdinand of Austria, Thomas Mun, and Jane Frances de Chantal. After him are Maximilien de Béthune, Duke of Sully, Johan Banér, George, Duke of Brunswick-Calenberg, Jeremiah Horrocks, Hedwig of Denmark, and Franciscus Gomarus.

Others Born in 1570

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Others Deceased in 1641

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In Netherlands

Among people born in Netherlands, Jan Janszoon ranks 200 out of 1,646Before him are Nicholas J. Spykman (1893), Wesley Sneijder (1984), Johann Adam Reincken (1643), Rachel Ruysch (1664), Jan van Scorel (1495), and Jan Davidsz. de Heem (1606). After him are Willem Drees (1886), Gustav Leonhardt (1928), Guido van Rossum (1956), Philips Wouwerman (1619), Jan Ingenhousz (1730), and William I, Count of Hainaut (1287).

Among PIRATES In Netherlands

Among pirates born in Netherlands, Jan Janszoon ranks 1After him are Piet Pieterszoon Hein (1577), and Roche Braziliano (1630).