Leena Gandhi Tewari  is an Indian businessperson and author. She is the chairperson of USV Private Limited, a multinational pharmaceutical and biotechnology company based in Mumbai. USV was founded by her grandfather Vithal Balkrishna Gandhi in 1961. With a net worth of US$2.6 billion, Tewari is one of the richest Indians and frequently appears in Forbes magazine's list. The company specializes in diabetic and cardiovascular drugs as well as biosimilar drugs, injectables and active pharmaceutical ingredients.

Tiwari did her B.Com from the University of Mumbai and Master of Business Administration from Boston University. She is married to Prashant, who is the Managing Director of the company. She is also involved in humanitarian works and supports Dr Sushila Gandhi Centre for Underprivileged Women where girls are mentored through academic instruction, dance and computers. In 2013, Tewari wrote the biographical book on her grandfather Vithal Gandhi titled, Beyond Pipes and Dreams.

She was placed #23 in the Hurun India Philanthropy List 2019 for a donation of ₹34 crore (US$4 million) and was ranked #3 in the list of Women Philanthropist of 2019, by the Hurun Report India Philanthropy List 2019.