Teddy Geiger (born John Theodore Geiger II on September 16, 1988) is an American singer-songwriter, music producer and occasional actor. He is known to play the guitar, bass, piano & drums.

Geiger has released two albums to date Underage Thinking and The Last Fears. In addition to his own music he is a versatile songwriter/producer and is a featured artist on Tiesto's 2013 album Clublife 3 Stockholm with the single "Love and Run". Club Life 3 debuted at number 16 in the Billboard Charts and number 1 in multiple dance charts worldwide. Geiger co-wrote/co-produced "Little Black Dress" on One Direction's album Midnight Memories released in Nov 2013. The album debuted at number 1 in 26 countries.