Jain is a surname of northern Indian origin. It is found in Rajasthan, Punjab and Haryana, and reflects the Jain religious community. Notable people with the surname include:
Abigail Jain, actor
Ajit Jain, businessman
Anand Jain, business executive
Anil Jain (disambiguation), multiple people with the name
Anjli Jain
Ankur Jain, entrepreneur
Anshu Jain, financier
Bhagchandra Jain, scholar
Bhavarlal Jain, industrialist
BM Jain, political scientist
Dipak C. Jain, business educator
Jainendra K. Jain, physicist
John Jain, reproductive endocrinologist
Kamini Jain, Olympic kayaker
Kundanmal C Jain, Chartered Accountant
Naveen Jain, Internet entrepreneur
Piyare Jain, physicist
Raj Jain, computer science professor
Rakesh Jain, tumor biologist
Ramesh Jain, computer science professor
S. Lochlann Jain, anthropologist
Sachin H. Jain, physician and policy analyst
Sanjay Jain, economist
Sunny Jain, musician
