George Robert Newhart (born September 5, 1929) is an American comedian and actor. He is known for his deadpan and stammering delivery style. Beginning as a stand-up comedian, he transitioned his career to acting in television. He has received numerous accolades, including three Grammy Awards, an Emmy Award, and a Golden Globe Award. He was honored with the Mark Twain Prize for American Humor in 2002.

Newhart came to prominence in 1960 when his record album of comedic monologues, The Button-Down Mind of Bob Newhart, became a bestseller and reached number one on the Billboard pop album chart; it remains the 20th-best-selling comedy album in history.The follow-up album, The Button-Down Mind Strikes Back!, was also a success, and the two albums held the Billboard number one and number two spots simultaneously.