Josh Robert Thompson (born March 11, 1975) is an American actor. He is best known for his work on The Late Late Show with Craig Ferguson, providing the voice of robot skeleton and Craig Ferguson's sidekick Geoff Peterson along with numerous characters and impersonations, as well as his celebrity impersonations on Family Guy, The Howard Stern Show and Red Letter Media's Best of the Worst.

Thompson performs voice impressions of Morgan Freeman, Robert De Niro, Arnold Schwarzenegger, Matthew McConaughey, George Lucas, and Donald Trump. In The Kelly Clarkson Show, he currently serves as game announcer "God", using his Morgan Freeman impression. He has also performed as a stand-up comedian, often touring alongside Ferguson. His live-action projects include a lead role in the romantic comedy Nowhere Girl (2014), as well as a crowdfunded pilot episode called The Josh Robert Thompson Show.