Marcin Odlanicki Poczobutt
Marcin Odlanicki Poczobutt (Lithuanian: Martynas Počobutas; 30 October 1728 near Grodno – 7 February 1810 in Daugavpils) was a Polish–Lithuanian Jesuit, astronomer and mathematician. He was professor of Vilnius University for over 50 years, serving as its rector from 1780 to 1799.
Source: Wikipedia — Marcin Odlanicki Poczobutt (CC BY-SA 4.0)