Elsa Ylva Hermine Billgren, born February 1, 1986, in Gothenburg, is a Swedish presenter, artist, vintage fashion blogger and personal shopper.

Directly after high school, Billgren began her TV career at the former ZTV, where she worked as a reporter and presenter. Between the years 2006 and 2009, she was, among other things, the host of the entertainment series "Uppladdat" and the competition program "Cocobäng!" on the channel. In 2009, she was the presenter for "Mega" in Barnkanalen and "Rec" in SVT1. The following year, she became a vintage expert in "Antikdeckarna" in what was at the time known as TV4 Plus. She was the host of the webcasts during "Melodifestivalen 2011" and "Melodifestivalen 2011: Eftersnack" in SVT1. She also hosted the radio program "Hallå P3" in the same year. In 2011, she was also the host of Sveriges Television's relaunched joke program "Har du hört den förut?" in SVT Play.

On July 20, 2012, she was a radio host in "Sommar in P1" and one of five participants in SVT's "Sommarpratarna" that same year. In 2012, she debuted as a decorator in TV4's "Äntligen hemma", when she decorated a kitchen and made lampshades out of chicken wire. She participated in the reality program "Äkta Billgrens" on SVT in 2020. The program followed Elsa Billgren and her parents for a year.

She is the daughter of the artists Ernst and Helene Billgren and married to Pontus de Wolfe, son of the artist Ronald de Wolfe.