Ignatz is a masculine given name. It may refer to:

People

• Ignatz Bubis (1927–1999), German Jewish leader

• Ignatz Greenberg, birth name of Ukrainian baritone and music teacher Igor Gorin (1904–1982)

• Ignatz Gresser (1835–1919), American Civil War soldier awarded the Medal of Honor

• Ignatz Theodor Griebl (1899–?), German-American physician and head of the German spy network in New York City

• Ignatz Mühlwenzel (c. 1690–1766), Bohemian Jesuit mathematician

• Ignatz Leo Nascher (1863–1944), Austrian-born American doctor who coined the term "geriatrics" in 1909

• Ignatz Lichtenstein (1824–1909), Hungarian Orthodox rabbi who wrote pamphlets advocating conversion to Christianity

• Ignatz Anton Pilát (1820–1870), Austrian-born gardener credited with the landscaping and plants of Central Park, New York City, Chief Gardener and Superintendent of the park

• Ignatz von Popiel (1863–1941), Polish-Ukrainian chess player

• Ignatz Urban (1848–1931), German botanist

• Ignatz Waghalter (1881–1949), Polish-German composer and conductor

• Ignatz Wiemeler (1895–1952), German bookbinder and educator

Fictional characters

• Ignatz Mouse, a central character in the comic strip Krazy Kat

• Ignatz Victor, from the game Fire Emblem: Three Houses

See also

• Ignatz Series, an international comic imprint

• Ignaz, a given name

• Ignatius, a given name