Full Name: David Michael Letterman Profession: American television host, comedian, writer, producer, and late-night talk show personality. Nationality: American; Born: April 12, 1947; Birthplace: Indianapolis, Indiana, United States; Generation: Baby Boomer; Chinese Zodiac: Fire Pig; Zodiac Sign: Aries; Age in 2026: 79; Marital Status: Married to Regina Lasko, previously married to Michelle Cook and divorced. Children: One son, Harry Joseph Letterman, born in 2003. Description: David Letterman is one of the most influential and longest-serving late-night talk show hosts in television history, known for his innovative, irreverent, and self-deprecating comedic style, as well as his groundbreaking programs. Late Night with David Letterman on NBC and Late Show with David Letterman on CBS, his later Netflix series My Next Guest Needs No Introduction: his role in reshaping the late-night format with recurring bits such as Stupid Pet Tricks, Top Ten lists, remote segments, and meta humor about television; his transition from Indianapolis radio announcer and local TV weatherman to national prominence after appearances on The Tonight Show Starring Johnny Carson; his highly publicized move from NBC to CBS in the early 1990s after losing the Tonight Show succession to Jay Leno; and his reputation as a demanding but generous mentor and champion of comedy writers and up-and-coming performers. His frank public discussions of serious health issues, including quintuple bypass heart surgery in the year 2000 and a 2009 extortion attempt tied to past workplace affairs, and his later image as a bearded elder statesman of comedy, using long-form interviews to explore the inner lives and careers of cultural, political, and entertainment figures. Cause of Death: Still living