Mohnish Pabrai is an Indian-American businessman, investor, and philanthropist.

Pabrai worked with Tellabs between 1986–91, first in its high speed data networking group, and then in 1989, joined its international subsidiary, working in international marketing and sales.

In 1991 he started his IT consulting and systems integration company, TransTech, Inc. with about US$30,000 from his own 401(k) account and US$70,000 from credit card debt. He sold the company in 2000 to Kurt Salmon Associates for US$20 million. Today he is the managing partner of the Pabrai Investment Funds (a family of hedge funds inspired by Buffett Partnerships), which he founded in 1999.

In 2019, Pabrai expanded his US holdings by tripling his holding of Micron Technology. Pabrai also invested in 4.12 million shares of Ohio-based GrafTech International Ltd., a graphite electrodes and petroleum coke manufacturer.