Biography: From Wikipedia, the free encyclopedia. David Bryan (born David Bryan Rashbaum; February 7, 1962) is the keyboard player of the band Bon Jovi. Bryan also sings backing vocals and often at live shows sings part of or the whole of the song "In These Arms", one of a handful of Bon Jovi songs credited to him as songwriter. He is considered one of the best keyboard players in rock history, and is also the writer of the successful Broadway musical Memphis. Description above from the Wikipedia article David Bryan, licensed under CC-BY-SA, full list of contributors on Wikipedia.