Simply the most famous Tunisian.
He has a statue in the centre of Tunis
[link=http://en.wikipedia.org/wiki/Image:Ibn_Khaldoun.jpg]
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Statue of IbnKhaldoun
Ibn Khaldun (full name Abu Zayd ?Abdu l-Rahman ibn Muhammad ibn Khaldun al-Ha?rami) ([link=http://en.wikipedia.org/wiki/May_27]May 27[/link], [link=http://en.wikipedia.org/wiki/1332]1332[/link]/732AH to [link=http://en.wikipedia.org/wiki/March_19]March 19[/link], [link=http://en.wikipedia.org/wiki/1406]1406[/link]/808AH) was a famous [link=http://en.wikipedia.org/wiki/Arab]Arab[/link] [link=http://en.wikipedia.org/wiki/Historiographer]historiographer[/link] and [link=http://en.wikipedia.org/wiki/Historian]historian[/link] born in present-day [link=http://en.wikipedia.org/wiki/Tunisia]Tunisia[/link], and is sometimes viewed as one of the forerunners of modern [link=http://en.wikipedia.org/wiki/Historiography]historiography[/link], [link=http://en.wikipedia.org/wiki/Sociology]sociology[/link] and [link=http://en.wikipedia.org/wiki/Economics]economics[/link]. He is best known for his [link=http://en.wikipedia.org/wiki/Muqaddimah]Muqaddimah[/link] "Prolegomena".
From Wikipedia
[link=http://en.wikipedia.org/wiki/Ibn_Khaldun]http://en.wikipedia.org/wiki/Ibn_Khaldun[/link]
[link=http://www.muslimphilosophy.com/ik/klf.htm]http://www.muslimphilosophy.com/ik/klf.htm[/link]