Ignacy

Ignacy is a Polish given name. Notable people with the name include:


 * Ignacy Tadeusz Baranowski (1879–1917), Polish historian
 * Piotr Ignacy Bieńkowski (1865–1925), Polish classical scholar and archaeologist, professor of Jagiellonian University
 * Ignacy Bohusz (1720–1778), noble in the Polish-Lithuanian Commonwealth
 * Ignacy Daszyński (1866–1936), Polish politician, journalist and Prime Minister of the Polish government created in Lublin in 1918
 * Ignacy Domeyko (1802–1889), 19th-century geologist, mineralogist and educator
 * Ignacy Działyński (1754–1797), Polish nobleman known for his participation in the Warsaw Uprising of 1794
 * Ignacy Feliks Dobrzyński (1807–1867), Polish pianist and composer
 * Ignacy Hryniewiecki (1856–1881), member of the People's Will and the assassin of Tsar Alexander II of Russia
 * Ignacy Jeż (1914–2007), the Latin Rite Catholic Bishop Emeritus of Koszalin-Kołobrzeg, Poland
 * Henryk Ignacy Kamieński (1777–1831), Polish brigadier general
 * Ignacy Krasicki (1735–1801), Primate of Poland, playwright, journalist, encyclopedist and Poland's leading Enlightenment poet
 * Józef Ignacy Kraszewski (1812–1887), Polish writer, historian and journalist
 * Ignacy Kruszewski (1799–1879), Polish military leader
 * Jakub Ignacy Łaszczyński (24 July 1791 – 18 September 1865), Polish regional administrator and President of Warsaw
 * Ignacy Ledóchowski I (1789–1870), Austrian as well as Polish General, a scion of the Ledóchowski family and Commander of the Fortress Modlin
 * Aleksander Ignacy Lubomirski (1802–1893), Polish noble, financier and philanthropist
 * Jerzy Ignacy Lubomirski (1687–1753), Polish nobleman
 * Ignacy Łukasiewicz (1822–1882), Polish pharmacist and petroleum industry pioneer who in 1856 built the first oil refinery in the world
 * Ignacy Ścibor Marchocki (1755–1827), Polish noble, famous in the first quarter of the nineteenth century
 * Ignacy Jakub Massalski (1726–1794), Polish-Lithuanian nobleman
 * Ignacy Mościcki (1867–1946), Polish chemist, politician, and President of Poland (1926–39)
 * Ignacy Nagurczewski (1725–1811), Polish writer, translator, educator, and Jesuit
 * Ignacy Oziewicz (1887–1966), Polish general in World War II, received the Cross of Valour (Poland) four times
 * Ignacy Jan Paderewski GBE (1860–1941), Polish pianist, composer, diplomat, politician, and the second Prime Minister of the Republic of Poland
 * Ignacy Pieńkowski (1877–1948), Polish painter and pedagogue active primarily in Kraków
 * Roman Ignacy Potocki (1750–1809), Polish nobleman, politician and writer
 * Ignacy Prądzyński (1792–1850), Polish military commander and a general of the Polish Army
 * Ignacy Sachs (Warsaw, 1927–2023), Polish, naturalized French economist
 * Ignacy Schwarzbart (1888–1961), prominent Polish Zionist
 * Ignacy Szymański (1806–1874), Polish and American soldier
 * Ignacy Tłoczyński (1911–2000), Polish tennis player
 * Ignacy Tokarczuk (1918–2012), Polish prelate of the Roman Catholic Church
 * Ignacy Witczak, GRU Illegal officer in the United States during World War II
 * Stanisław Ignacy Witkiewicz (1885–1939), Polish playwright, novelist, painter, photographer and philosopher
 * Adam Ignacy Zabellewicz (1784–1831), professor of philosophy at Warsaw University
 * Ignacy Zaborowski (1754–1803), Polish mathematician and geodesist
 * Ignacy Żagiell (1826–1891), physician, traveler and Polish-language writer
 * Ignacy Wyssogota Zakrzewski (1745–1802), notable Polish nobleman and politician during the last years of the Polish-Lithuanian Commonwealth