Pavlo Mykhailovych Gubenko (Ukrainian: Павло Михайлович Губенко; 13 November [O.S. 1 November] 1889 – 28 September 1956), better known by the literary pseudonym of Ostap Vyshnia, was a Ukrainian writer, humourist, satirist, and medical official (feldsher). Nicknamed by critics as the Ukrainian Mark Twain and the Ukrainian Printing King; His fame was said to have competed in early Soviet Ukraine with only Taras Shevchenko and Vladimir Lenin.