Bassler is a surname, and may refer to:
Bonnie Bassler (born 1962), an American molecular biologist Friedrich Bassler (1909–1992), a German hydraulic engineer Johnny Bassler (1895–1979), an American baseball catcher Ray S. Bassler (1878–1961), an American paleontologist Robert Bassler (1903–1975), an American movie producer William G. Bassler (born 1938), an American federal judge
Bässler may refer to: Hans Bässler (born 1934), a Swiss fencer Manfred Bässler (Bässler, born 1935), a botanist