Buser is a surname. Notable people with the surname include:
Alfred L. Buser (1888–1956), American football player and coach Eduard Buser (1913–?), Swiss footballer Felix Buser (born 1957), Swiss sprint canoer Gustav Buser, Swiss footballer Hans Buser (1513–1544), Swiss nobleman James Buser (born 1979), Australian rugby league footballer Johan Büser (born 1983). Swedish politician Jürg Peter Buser (born 1946), Swiss mathematician Martin Buser (born 1958), Swiss-born American sled dog racer Michael Buser (born 1952), American judge Paul Buser (born 1934), Swiss sports shooter Walter Buser (1926–2019), Swiss politician
See also Butzer (surname), another surname