•
Amy J. Schmitz, American legal scholar •
André Schmitz (1929–2016), Belgian poet •
Andreas Schmitz (born 1971), German herpetologist •
Arnold Schmitz (1893–1980), German musicologist, Beethoven researcher •
Barbara Schmitz, German Roman Catholic theologian •
Becky Schmitz, American politician •
Benno Schmitz (born 1994), German footballer •
Bill Schmitz (1954–2013), American football coach •
Bram Schmitz (born 1977), Dutch road cyclist •
Bruno Schmitz (1858–1916), German architect •
Carl Schmitz-Pleis (1877–1943), German painter •
Danny Schmitz (born 1955), American college baseball coach •
David F. Schmitz (born 1956), American historian •
Dennis Schmitz (1937–2019), American poet •
Edouard Schmitz (born 1999), Swiss Olympic equestrian •
Elisabeth Schmitz (1893–1977), German Lutheran theologian and teacher •
Elizabeth Schmitz (1938–2024), Dutch politician •
Else Schmitz-Gohr (1901–1987) German composer and pianist •
Ernst Johann Schmitz (1845–1922), German naturalist, ornithologist, entomologist and Roman Catholic priest •
Eugen Schmitz (1882–1959), German musicologist and music critic •
Eugene Schmitz (1864–1928), mayor of San Francisco at the time of the 1906 earthquake •
Ferdinand Schmitz (1919–1981), German wrestler •
Frank Schmitz (1945–1966), American trampoline gymnast •
Fred Schmitz (1820–1905), American musician and farmer •
Greg Dean Schmitz (born 1970), American online film journalist •
Gregor Peter Schmitz (born 1979), German journalist •
Hannah Schmitz (born 1985), British engineer •
Hans Schmitz, multiple people •
Hector Aron Schmitz or Ettore Schmitz (1861–1928), birthname of the Italian author Italo Svevo •
Heinz Schmitz (1928–1999), German field hockey player •
Helene Schmitz, Swedish photographer •
Hendrik Schmitz (born 1978), German politician •
Herbert Schmitz (1947–2019), German motocross racer •
Herman Schmitz, French composer •
Hermann Schmitz (1881–1960), German industrialist and Nazi war criminal •
Hermann Schmitz (entomologist) (1878–1960), German entomologist •
Hermann Schmitz (philosopher) (1928–2021), German philosopher •
Inge Schmitz-Feuerhake (born 1935), German physicist and mathematician •
Ingeborg Schmitz (1922–1985), German swimmer •
Jean-Pierre Schmitz (1932–2017), Luxembourgish road bicycle racer •
Jim Schmitz, multiple people •
Johannes Andreas Schmitz (1621–1652), Dutch physician •
John Schmitz, multiple people •
Joseph Schmitz, multiple people •
Julian Schmitz (1881–1943), American gymnast and track and field athlete •
Karl Schmitz-Scholl (1868–1933), German businessman, merchant and controlling shareholder •
Kathryn H. Schmitz, American exercise physiologist •
Kenneth L. Schmitz (1922–2017), Canadian philosopher •
Kim Schmitz (born 1974), German entrepreneur •
Leonhard Schmitz (1807–1890), German-born classical scholar and educator active mainly in the United Kingdom •
Lisa Schmitz (born 1992), German footballer •
Lucas Schmitz (born 1994), German politician •
Ludwig Schmitz (1884–1954), German film actor •
Lukas Schmitz (born 1988), German professional footballer •
Manfred Schmitz (1939–2014), German composer and pianist •
Marc Schmitz (born 1963), German artist •
Marco Schmitz (born 1979), German politician •
Maria Schmitz (1875–1962), German teacher, persistent campaigner and politician •
Marlene Schmitz-Portz (born 1938), German athlete •
Maurits Schmitz (born 1993), German football player •
Mike Schmitz (born 1974), American Catholic priest, speaker, author and podcaster •
Mike Schmitz (politician), American business leader and certified public accountant •
Nicole Schmitz (born 1988), Filipino model and beauty titleholder •
Norbert Schmitz (1958–1998), German footballer •
Oliver Schmitz (born 1960), South African film director •
Oscar A. H. Schmitz (1873–1931), German writer •
Peter Schmitz (born 1954), United Nations official •
Peter Schmitz (composer) (1895–1964), German composer •
Pierre Schmitz (1920–2004), Luxembourgish gymnast •
Rafael Schmitz (born 1980), Brazilian footballer •
Ralf Schmitz (born 1974), German actor •
Reinhard Schmitz (born 1951), German footballer •
Richard Schmitz (1885–1954), mayor of Vienna, Austria •
Robert Schmitz, multiple people •
Rolf Martin Schmitz (born 1957), German manager and former CEO •
Rudolf Michael Schmitz (born 1957), German Catholic prelate •
Sabine Schmitz (1969–2021), German race driver •
Sammy Schmitz (born 1980), American amateur golfer •
Sascha Schmitz (born 1972), German pop singer •
Sigrid Schmitz (born 1961), German behavioral physiologist •
Sybille Schmitz (1909–1955), German actress •
Tara Schmitz (born 1998), German ice hockey player •
Ted Schmitz, Canadian football executive, coach and broadcaster •
Thea Schmitz (1927–1990), Australian librarian •
Tilo Schmitz, German voice actor •
Timothy L. Schmitz (born 1965), American politician •
Toby Schmitz (born 1977), Australian actor, playwright, director and novelist •
Todd Schmitz (born 1978), American swimming coach •
Torsten Schmitz (born 1964), German boxer ==Places==