David Johnson, who is from Renton, Washington, is a loan officer at a credit union. He has been playing guitar since high school. He once wrote a song about someone he had a crush on from Baywatch.
David Johnson's audition in Episode 401 consisted of singing about his crush on David Hasselhoff and Hasselhoff's filmography while playing the guitar. Piers Morgan and David both buzzed the act. Although Sharon Osbourne voted "No," Piers and David both voted "Yes," sending David to the Vegas Round.
David Johnson's Quarterfinals performance in Episode 417 consisted of singing a song about The Golden Girls. Piers Morgan, Sharon Osbourne, and David Hasselhoff all buzzed the act. Dave did not receive enough votes to be sent to the Semifinals, eliminating him from the competition in Episode 418 along with Jay Mattioli, instead of Lawrence Beamen.
- David Johnson's audition verdict was unique in that the only judge that did not buzz his performance was the only judge to vote "No" to him while the two judges that buzzed his performance both voted "Yes."