Alois (Latinized Aloysius) is an Old Occitan form of the name Louis. Modern variants include Aloïs (French), Aloys (German), Alois (Czech), Alojz (Slovak, Slovenian, Croatian), Alojzy (Polish), Aloísio (Portuguese, Spanish, Italian), Alajos (Hungarian), and Aloyzas (Lithuanian).
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People called Alois/Aloys
Alois Alzheimer (1864–1915), German psychiatrist and neuropathologist
Alois Arnegger (1879–1963), Austrian painter
Alois Berla (1826–1896), Austrian actor and playwright
Alois Biach (1849–1918), Austrian physician and medical writer
Alois Brunner (1912–2001), Austrian Nazi SS concentration camp war criminal
Alois Carigiet (1902–1985), Swiss illustrator
Alois Dryák (1872–1932), Czech architect
Alois Eliáš (1890–1942), Czech general and politician
Alois Estermann, senior officer of the Pontifical Swiss Guard who was murdered in his apartment
Alois Hába (1893–1973), Czech composer, music theorist and teacher
Alois Hitler (1837–1903), born Aloys Schicklgruber; Adolf Hitler's father
Alois Hitler, Jr. (1882–1956), Adolf Hitler's half-brother
Alois Hudal (1885–1963), Rome-based, pro-Nazi bishop of Austrian descent
Aloys I, Prince of Liechtenstein
Aloys II, Prince of Liechtenstein
Alois Jirásek (1851–1930), Czech writer
Alois Kayser (1877–1944), German Roman Catholic missionary who spent almost 40 years on Nauru and wrote a Nauruan grammar
Alois Kříž (1911–1947), Czechoslovak journalist and Nazi collaborator who was executed
Alois Leiter (born 1965), American former left-handed starting pitcher in Major League Baseball
Alois Leodolter (1931–2026), Austrian Nordic combined skier and ski jumper
Alois Lipburger (1956–2001), Austrian ski jumper
Aloïs Michielsen (born 1942), Belgian businessman
Alois Mock (1934–2017), Austrian politician
Alois Musil (1868–1944), Czech explorer, orientalist and writer
Alois Negrelli (1799–1858), Tyrolean engineer and railroad pioneer in Austria, Italy and Switzerland
Aloys Pennarini (1870–1927), tenor opera singer, opera director and film actor
Aloys P. Kaufmann (1902–1984), mayor of Saint Louis
Alois P. Swoboda (1873–1938), pioneer of American physical culture
Alois Rainer (born 1965), German politician
Alois Rašín (1867–1923), Czech economist and politician
Alois Riehl (1844–1924), Austrian philosopher
Alois Senefelder (1771–1834), Austrian actor and playwright who invented the printing technique of lithography
Alois Taux (1817–1861), German conductor and composer, prominent in Salzburg, Austria
Alois Tomiška (1867–1946), Czech gun designer and gunsmith, inventor of the first DA/SA pistol and cofounder of Česká zbrojovka Uherský Brod
Alois Vašátko (1908–1942), Czech fighter pilot
Alois von Reding (1765–1818), Swiss patriot
Alois, Hereditary Prince of Liechtenstein (born 1968)
Alois Švehlík (1939–2025), Czech actor
Alois Trancy, fictional character in the Japanese anime Black Butler
Aloïs Catteau (1877–1939), Belgian cyclist
Aloys Sprenger (1813–1893), Austrian historian
Aloys Wach (1892–1940), Austrian expressionist painter and graphic artist
Arnold Alois Schwarzenegger, Austrian actor and American politician
Brother Alois (born 1954), Prior of the Taizé community
Pope Benedict XVI (1927–2022), born Joseph Alois Ratzinger
Other uses
Aloys (film), a 2016 Swiss film


