Jain is a surname of Indian origin and reflects the Jain religious community. Notable people with the surname include:

• Abigail Jain, actor
• Ajit Jain (born 1951), businessman
• Anand Jain (born 1957), business executive
• Anil Jain (disambiguation), several people
• Anjli Jain (born 1981), American businesswoman
• Anshu Jain (1963–2022), British Indian financier
• Bhagchandra Jain (born 1936), scholar
• Bhavarlal Jain (1937–2016), industrialist
• BM Jain, political scientist
• Dipak C. Jain (born 1957), business educator
• Jainendra K. Jain (born 1960), physicist
• Kalyan Jain (1934–2023), Indian politician
• Kamini Jain (born 1969), Canadian Olympic kayaker
• Meenakshi Jain, Indian political scientist and historian
• Naveen Jain (born 1959), Indian-American Internet entrepreneur
• Nirmal Jain (born 1967), Indian billionaire, founder of India Infoline
• Piyare Jain (1921–2019), Indian-American physicist
• Raj Jain (born 1951), Indian-American computer science professor
• Rakesh Jain (born 1950), Indian-American tumor biologist
• Ramesh Jain (born 1949), Indian-American computer science professor
• Ravindra Jain (1944–2015), Indian music composer, lyricist and playback singer
• S. Lochlann Jain, American author and anthropologist
• Sachin H. Jain (born 1980), American physician and policy analyst
• Sanjay Jain, Indian-British economist
• Sunny Jain (born 1975), American musician
• Tarang Jain (born 1962/63), Indian billionaire businessman

This page lists people with the surname Jain.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.