Neuwirth is a German surname. Notable people with the surname include:
Aleš Neuwirth (born 1985), Czech football player Allan Charles Neuwirth (born 1956), American screenwriter, producer, author, designer and cartoonist Angelika Neuwirth (born 1943), German professor of Quranic studies Anton Neuwirth (1921–2004), Slovak medical doctor, political prisoner, Member of Parliament, and ambassador Bebe Neuwirth (born 1958), American theater, television, and film actress Bob Neuwirth (1939–2022), American singer, songwriter, record producer and visual artist Chantal Neuwirth (born 1948), French actress Erich Neuwirth (born 1948), Austrian professor emeritus of statistics und computer science at the University of Vienna Gösta Neuwirth (born 1937), Austrian musicologist, composer and academic teacher Jessica Neuwirth (born 1961), American lawyer and women's rights activist Lucien Neuwirth (1924–2013), French advocate for the oral contraceptive pill, who defended the Neuwirth Law Michal Neuvirth (born 1988), Czech ice hockey player Olga Neuwirth (born 1968), Austrian composer Robert Neuwirth, American journalist and author Robert S. Neuwirth (1933–2013), American gynecologist Tassilo Neuwirth (born 1940), Austrian ice hockey player Tom Neuwirth (born 1988), Austrian singer and drag queen, better known as Conchita Wurst Yehoshua Neuwirth (1927–2013), Israeli rabbi Yvonne Neuwirth (born 1992), Austrian tennis player