Hallier
Hallier is the family name of the following people:
- Eduard Hallier (1866–1959), German lawyer
- Ernst Hallier (1831–1904), German botanist and philosopher
- Hans-Joachim Hallier (* 1930), German diplomat.
- Hans Theodor Hallier (1908–1982) German painter
- Jean-Edern Hallier (1936–1997), French writer
- Johannes Gottfried Hallier (1868–1932), German botanist
