Wilk

Wilk is a surname of English and Polish-language origin.
In Poland, the surname means wolf and is pronounced. It has 35,000 bearers in Poland and ranks about 60th on the list of the most popular Polish surnames. It is common in many parts of southern Poland, especially among the Lasowiacy sub-ethnic group. Its variants include Wilczek and Wilczyński, which may also derive from toponyms with the stem wilk.
In English, the surname is a back formation of Wilkin, which originated as a short form of William. English-language variants include Wilkes, Wilke, Wilks, Wilkin, and Wilkins.
The following people bear the surname:

Adam Wilk, American baseball pitcher
Brad Wilk, American musician
Cezary Wilk, Polish footballer
"General Wilk", nom de guerre of Aleksander Krzyzanowski
Jakub Wilk, Polish footballer
Kasia Wilk, Polish singer
Katarzyna Wilk, Polish swimmer
Maurice Wilk, American violinist
Martin Wilk, Canadian statistician, Shapiro–Wilk test
Max Wilk, American playwright, screenwriter and author
Michael Wilk, American songwriter
Rafał Wilk, Polish speedway rider and Paralympic cyclist
Scott Wilk, American politician
Vic Wilk, American golfer
Wojciech Wilk, Polish politician

Fictional characters include:

Jonathan Wilk, the main character in the film Compulsion, played by Orson Welles
Patricia Wilk, a character in ''Scrubs''