Prince Witold Leon Karol Adam Jarosław Jerzy Czartoryski (10 February 1864 – 6 September 1945) was a Polish noble (szlachcic) and landowner.

He served as the general commissar of Galicia and Lodomeria from the end of Russian occupation in 1917 to full incorporation as part of Poland on 1 November 1918.

He was a hereditary member of the Austrian House of Lords (Herrenhaus) from 1908 and an elected Senator of the Polish Republic (1922–28) Witold became owner of Pełkinie, Wiązownica, Konarzewo, Byliny estates in Poland and Weinhaus in Vienna.

He set up a hot bloods stud in Pełkinie, which bred the Arabian horses Czubuthan,[2] Babolna, Ba-Ida, Kasmira and Aeniza.

Sas daughter of Count Włodzimierz Dzieduszycki, married on 21 February 1889 in Lwów.