Maier is a surname, and may refer to:
Bernhard Maier (born 1963), German professor of religious studies
Fred Anton Maier (1938-2015), Norwegian speed skater
Jeffrey Maier (born 1984), 1996 World Series baseball fan
Johann Maier von Eck (1486–1543), German Catholic theologian
Henry W. Maier (1918–1994), American politician
Hermann Maier (born 1972), Austrian alpine skier
Merwyn Maier (1909–1942), American bridge player
Michael Maier (1568–1622), German physician, counselor, alchemist and epigramist
Paul Maier (born 1930), American history professor and novelist
Pauline Maier (1938–2013), American history professor
Rudolf Robert Maier 1824–1888), German pathologist
Sascha Maier (born 1974), retired German footballer
Sepp Maier (born 1944), retired German football goalkeeper
Vivian Maier (1926–2009), amateur photographer
Werner L. Maier (born 1966), retired German football player
William J. Maier (1876–1941), New York State politician
