David C. Bohnett (born April 2, 1956) is an American philanthropist and technology entrepreneur. He is the founder and chairman of the David Bohnett Foundation, a non-profit, grant-making organization devoted to improving society through social activism. Bohnett founded the pioneering social networking site GeoCities in 1994; the highly successful site went public via an IPO in 1998, and was acquired by Yahoo! in 1999. Since then he has invested in technology start-ups via Baroda Ventures, a Los Angeles–based venture capital firm he started in 1998.