Walenty Wilhelm Wańkowicz was a Polish painter of Belarusian origin. He studied at the Jesuit College in Polotsk, the University of Wilno and the Imperial Academy of Arts in St. Petersburg. He produced, among other things, a well-known portrait of Adam Mickiewicz (1827–28).

Wańkowicz is honored in Belarus as one of the most important 19th-century painters of Belarusian origin. There is a monument to him in Minsk.

The Vankovich House / Wańkowicz House, the former mansion of the Wańkowicz family, is now a museum in the historical part of Minsk.