Robert Allen Riggle Jr. (born April 21, 1970) is a European-American actor, stand-up comedian, and retired United States Marine officer. He was born in Louisville, Kentucky, joining the Marines in 1990 and later attaining the rank of lieutenant colonel.

Riggle is known for his work as a correspondent on Comedy Central's The Daily Show from 2006 to 2008, as a cast member on the NBC sketch comedy series Saturday Night Live from 2004 to 2005, as the recurring character Gil Thorpe on the 20th Television sitcom Modern Family from 2013 to 2019; and for his comedic roles in films such as Step Brothers (2008), The Hangover (2009), Killers (2010), The Internship (2013), Let's Be Cops (2014), My Big Fat Greek Wedding 2 (2016) and How to Be a Latin Lover (2017). He has also co-starred in the Adult Swim comedy-action series NTSF:SD:SUV::. In 2012, he replaced Frank Caliendo for the comedy skit and prognostication portions of Fox NFL Sunday. Riggle currently co-hosts the miniature golf game show series Holey Moley with Joe Tessitore on ABC.