"Hey There Delilah" is a song by American pop punk group Plain White T's. It was released in May 2006 as the third single from their third studio album All That We Needed. It received radio play over the following year and eventually reached No. 1 on the Billboard Hot 100 in July 2007. The song was featured in television shows Journeyman, I Love the New Millennium, Orange Is the New Black, and Family Guy.

The song is from the Plain White T's' third album, All That We Needed, the song was recorded and produced by Ariel Rechtshaid at Doug Messenger's harddrive analog and digital, in North Hollywood, CA. The intervening fourth album, Every Second Counts, has "Hey There Delilah" added as a bonus track with a string section written and performed by Eric Remschneider augmenting the original recording.

The song was written by frontman Tom Higgenson after meeting Delilah DiCrescenzo, a nationally ranked American steeplechase and cross country runner.

Plain White T's released the song in May 2006 as the third single from their third studio album All That We Needed. In June 2007, over one year after the song's release, it became the band's first hit in the United States, eventually reaching No. 1 on the Billboard Hot 100 in July. From July 3, 2007 through July 28, the song was the number one most played song on the radio, and the number one downloaded song on the U.S. iTunes Music Store.

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