Potency and safety analysis of hemp-derived delta-9 products: The hemp vs. cannabis demarcation problem

Nijjar is a surname found in India. Notable people with the surname include:

• Aron Nijjar (born 1994), English cricketer
• Rob Nijjar (born 1967), Canadian politician
• Sunny Singh Nijjar, Indian actor
• Surinder Singh Nijjar (1949–2021), Indian judge
• Hardeep Singh Nijjar (1977–2023), Canadian Sikh separatist leader