Jennifer Diehl is a singer and performing artist from Paris, based in Brighton. She has toured extensively across the UK, Europe, China, and Russia, performing at major festivals such as Bloodstock and the Isle of Wight with various bands and projects.

She was previously part of the alt-metal band GLYTSH, which quickly gained momentum, selling out their first London show within months and embarking on a UK tour supporting NYC-based band Brass Against, performing at venues like O2 Academy Manchester and London Electric Brixton.

Jennifer is a member of CHOIR NOIR, an ensemble directed by professional vocalist Kat Marsh. The choir has performed at prestigious venues, including the Royal Albert Hall alongside Bring Me The Horizon and the Parallax Orchestra. With Choir Noir, she had the honour of performing at Wembley Arena.

In 2019, she collaborated with Andy Taylor and was credited on the Universal Choir of Devin Townsend.

Currently, she is working on her solo project, Who Killed Jen Doe, exploring a raw and cinematic sound that blends haunting melodies with dark alternative influences.