"The One" is a song recorded by The Chainsmokers for their debut studio album Memories...Do Not Open (2017).

[2][3][4] The song was released as the first promotional single from the album on March 27, 2017.

[5] It was co-written with[6] frequent collaborators Scott Harris and Emily Warren.

[11] YourEDM described the song as a mellow track that "begins with ballad and slightly drops into EDM at the climax, as the bass kicks in".

[12] MTV described it as a "heavyhearted breakup song".