About David Letterman
David Michael Letterman (born April 12, 1947) is an American television host, comedian, writer, and producer. He hosted late-night television talk shows for 33 years, beginning with the February 1, 1982, debut of Late Night with David Letterman on NBC and ending with the May 20, 2015, broadcast of Late Show with David Letterman on CBS. In total, Letterman hosted 6,080 episodes of Late Night and Late Show, surpassing his friend and mentor Johnny Carson as the longest-serving late-night talk show host in American television history. Letterman is also a television and film producer. His company, Worldwide Pants, produced his shows as well as The Late Late Show and several primetime comedies, the most successful of which was the CBS sitcom Everybody Loves Raymond. Several late-night hosts have cited Letterman's influence, including Conan O'Brien, Jimmy Fallon, Seth Meyers (each of whom succeeded Letterman on Late Night), Stephen Colbert (his successor on The Late Show), Jimmy Kimmel, and Jon Stewart. Since 2018, he has hosted the Netflix series My Next Guest Needs No Introduction with David Letterman. == Early life and career == Letterman was born in Indianapolis, Indiana, on April 12, 1947. He has two sisters, one older and one younger. His father, Harry Joseph Letterman (April 15, 1915 – February 13, 1973), was a florist. His mother, Dorothy Marie Letterman Mengering (née Hofert; July 18, 1921 – April 11, 2017), a church secretary for the Second Presbyterian Church of Indianapolis, was an occasional figure on Letterman's show, usually at holidays and birthdays.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.