"How Will I Know (Who You Are)" is a song recorded by Swedish singer Jessica Folcker, released in 1998 by Jive Records and Zomba Records as the second single from Folcker's first studio album, Jessica (1998).

Lyrically the song describes the hard feelings of letting go of a relationship and saying goodbye.

It was an international hit and went platinum in Sweden, after reaching number seven on Sverigetopplistan.

Additionally, "How Will I Know (Who You Are)" was a top 10 hit also in Austria (4) and the Netherlands (6), and a top 20 hit in Belgium (13), Denmark (11), Norway (20) and Switzerland (17).

On the Eurochart Hot 100, the song peaked at number 33 in April 1999.