Paul Rudd married his wife Julie Yaeger in 2003. Rudd dated Julie for five years before getting married. He has two children, a son, Jack Sullivan (born 2006) and a daughter, Darby (born 2010).  The couple has been married for 13.8 years and still have a very good relation. There are no any rumors about extramarital affairs but there is a rumor that he had a love affair with Jennifer Aniston in early days.

He uses gadgets from Apple company. He is American by nationality and Ashkenazi Jewish by ethnicity. His salary is estimated to be more than $3 million per year and also earns about $800,000 from sponsorship. His net worth is about $25 million.