HBA

HBA or hba may refer to:

Organizations

• Hawaii Baptist Academy
• Healthcare Businesswomen's Association
• Hewa Bora Airways
• Hirsch Bedner Associates
• Hospital Broadcasting Association

Science and technology

• Hemoglobin A (HbA)
• Host bus adapter, computer network hardware
• Horse blood agar, an agar plate

Other uses

• Hamba language (ISO 639-3 code hba)
• Highway Beautification Act
• Hobart International Airport (IATA code), Tasmania, Australia
• Honors Bachelor of Arts or Honors Business Administration, abbreviation used in Canada for some honours degrees
• Hood By Air, fashion brand