Alexander Haas
Alexander Haas is the name of the following people:
- Alexander Haas (businessman) (1906–1980), German businessman
- Alexander Haas (politician) (* 1933), Austrian politician (ÖVP) and farmer
- Alexander Haas (biologist) (* 1964), German biologist
- Alexander Haas (business economist) (* 1967), German business economist and university lecturer