Abas or ABAS may refer to:
People:
- Abas (sophist), an ancient Greek sophist and rhetorician
- Abas, the ancient writer of a work entitled Troia from which Maurus Servius Honoratus (ad Aen. ix. 264) has preserved a fragment
- Abas I of Armenia, king of Armenia from 928 to 953
- Abas Ermenji (1913-2003), Albanian politician and historian
- Elisha Abas (born 1971), Israeli pianist
- Salleh Abas (born 1929), Malaysian chief justice
- Stephen Abas (born 1978), American wrestler
Mythological characters:
- Abas (mythology), several individuals in Greek and Roman mythology
Other uses:
- Abas Business Software, an enterprise resource planning and e-business application from ABAS Software AG