Balmer is a surname. Notable people with the surname include:
Thomas Balmer (born 1952), Oregon Chief Justice
Edwin Balmer (1883–1959), American science fiction writer
Florian Balmer (born 1979), independent software developer living in Switzerland
Jack Balmer (1916–1984), English football player
Jacqueline Balmer (died 2011), British stunt woman, known professionally as Jacquie de Creed
John Balmer (1910–1944), Royal Australian Air Force officer
Johann Jakob Balmer (1825–1898), Swiss mathematician and physicist
Balmer series, is the designation of one of a set of six different named series describing the spectral line emissions of the hydrogen atom
Randall Balmer (born 1954), American author
Robert Balmer (1787–1844), Scottish theologian
