Paul Soros was a Hungarian-born American mechanical engineer, inventor, businessman and philanthropist. Soros founded Soros Associates, which designs and develops bulk handling and port facilities. Soros Associates currently operates in ninety-one countries worldwide, as of 2013. Paul Soros, often called "the invisible Soros", was the older brother of George Soros, a businessman and financier.

The Paul & Daisy Soros Fellowships for New Americans, founded by Paul Soros and Daisy Soros in 1997, is a United States postgraduate fellowship for immigrants and children of immigrants. In 2021, the fellowship received 2,445 applications and awarded 30 fellowships for a selection rate of 1.2%. Each fellow receives up to $90,000 in funding toward their graduate education, which can be in any field and at any university at the U.S.. The fellowship, which honors the contributions of immigrants to the U.S., was founded in 1997. In 2010, the couple had contributed a total of $75 million to the organization's charitable trust.