Hartstein is a surname. Notable people with the surname include:

• Bernd Hartstein (1947–2002), German sport shooter
• Erich Hartstein (born 1925), German journalist and contributing editor
• Gary Hartstein (born 1955), American professor of Anesthesia and Emergency Medicine
• Roy Hart, born Rubin Hartstein (1926–1975), South African actor
• Roy S. Harte, né Hartstein, (1924–2003), American jazz drummer

• Patient registries
• Patient registry
• Patient reported outcome
• Patient Reported Outcome
• Patients Act 2009
• Patient Safety and Quality Improvement Act
• Patient Safety and Quality Imrpovement Act
• Patient safety organizations
• Patients Association
• Patient's Charter
• Patient's charter
• Patient's Friends Society-Jerusalem
• PatientsLikeMe
• Patients like me
• Patient support groups
• Patients' welfare association
• Patients' Welfare Association
• Patient Visitation Group
• Patient X
• Patient X (disambiguation)
• Patient X (film)
• Patient Zero: A Joe Ledger Novel
• Patient Zero (audio drama)
• Patient zero (disambiguation)
• Patient Zero (Doctor Who audio)