What is "wielhorski"

Wielhorski is a Polish surname. Notable people with the surname include:

• Józef Wielhorski (1759 – 1817), Polish general
• Michał Wielhorski (elder) (1730 – 1794), Polish noble
• Michał Wielhorski (younger) (1755 – 1805), Polish noble
• Mikhail Vielgorsky (1787 – 1856), Russian official and composer