Last name Iltis (Iltis 
) , throughout the world, is quite a rare cognomen. The cognomen Iltis is characteristic of France, where it is quite a rare surname, Czechia, where it is a rare surname, and Uruguay. Not in comparison with a country's population, it is commonest in France, the United States, and Czechia. Very seldom, Iltis is the forename as well as the last name.
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| Iltis | Germany, France, Argentina, Czechia, United States |
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hugo iltis Czech biologist, botanist and geneticist (1882-1952), US (b. 1882) |
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| frederic iltis American politician – Minnesota -- "Fred" Senate 1895-98 (District 37), US (b. 1842) |
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| peter iltis American politician – Minnesota -House 1885-86 (District 32), US (b. 1844) |
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| rosa iltis holocaust victim, b. 1867-12-04, AT (b. 1867) |
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| julius iltis holocaust victim, b. 1873-11-20, CZ (b. 1873) |
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fred iltis Czech-American professor of entomology, US (b. 1923) |
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hugh iltis Czech-American botanist and environmentalist (1925-2016), US (b. 1925) |
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| karel iltis holocaust victim, b. 1885-11-13, CZ (b. 1885) |
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| karel iltis holocaust victim, b. 1889-01-20, CZ (b. 1889) |
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| oskar iltis holocaust victim, b. 1892-07-12, CZ (b. 1892) |
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| rudolf iltis CZ (b. 1899) |
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| lucien iltis DE (b. 1903) |
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| lucian iltis DE (b. 1903) |
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| rudolf iltis holocaust victim, b. 1926-03-05, CZ (b. 1926) |
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| antoine iltis he found the mineral iltisite (b. 1942) |
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Mr, Paul, Pete, Rene, Remi, Rick, Rita, Ruth, Ryan, Dana, Dora, Gary, Gail, Greg, Grã, Gill, Lisa, Jose, John, Joel, Jean, Juan, Kurt, Cody, Anne, Anna, Ms, Jo, Ale, Ana, Amy, Kim, Roy, Guy, Jay, Jon, Tony, Joe, Jã, Tom, Tod, Tim, Eva, Marc, Mary, Mark, Mike, Sara, Jim, and Tina