David Choi (born March 22, 1986) is a Korean-American singer, songwriter, producer, music composer, entrepreneur, YouTuber, and a member of parody K-pop group BgA based in Los Angeles. He has worked with companies such as Kellogg's, Starburst, the American Cancer Society, General Electric, Samsung, and J. C. Penney.

Choi released his debut album, Only You, in October 2008. His second album, By My Side, was released on May 19, 2010, and his third album, Forever and Ever was released on October 25, 2011.

As of September 14, 2021, Choi's YouTube Channel has 949,000 subscribers, 111 million total video views, and more than 13 million channel views. As of November 2011, he was YouTube's 15th-most-subscribed musician and 62nd-most-subscribed user overall.

Choi previously worked as a songwriter and producer at Warner/Chappell Music, which signed him on after his participation in an American Society of Composers, Authors and Publishers (ASCAP) workshop.

His humorous song "YouTube, A Love Song" which helped launched David's singing career was featured on the homepage of YouTube in 2006 and has received over 2.8 million views. The music videos for his singles "Won't Even Start" and "That Girl", which are posted on both his and directors' Wong Fu Productions' YouTube channels, have received a total of over 13 million views. He also posts non-music vlogs on his second channel. David often appears in online videos with fellow YouTube personalities, like Ryan Higa and Wong Fu Productions, who often use Choi's music in their videos. He has a sister named Esther Choi.