Nikolai Vasilyevich Kobelkoff (Russian: Николай Васильевич Кобельков; (1851-07-22)July 22, 1851 – (1933-01-19)January 19, 1933) was a Russian-born fairground and circus performer and later an amusement entrepreneur associated with the Prater in Vienna. Born with severe congenital limb malformations, he became known in late-19th-century Europe for public performances demonstrating dexterity and strength, and later operated amusement attractions in Vienna.