Schaer, Schär, or Schar is a surname. Notable people with the surname include:
Fabian Schär (born 1991), Swiss footballer Jean-Marc Schaer (born 1953), French retired professional football striker Michael Schär (born 1986), Swiss professional road bicycle racer Manuela Schär (born 1984), Swiss Paralympic athlete Gary Schaer (born 1951), American Democratic Party politician Dwight Schar (born 1942), an American businessman, philanthropist, and Republican Party financial supporter Fritz Schär (1926–1997), Swiss cyclist Andrew Schär (born 1981), South African-born composer, actor, and musician Miriam Schaer (born 1956), American artist Robin Beth Schaer, American poet