Helen Lindsay Marnie[1] (born 21 February 1978) is a Scottish musician, known as the lead vocalist and one of the keyboardists and songwriters of the electronic band Ladytron.

[5][6] In the summer of 1999, English producers and DJs Daniel Hunt and Reuben Wu met students Helen Marnie (through various DJ gigs)[7] and Mira Aroyo (through a mutual friend).

[10] On 29 May 2013, Marnie premiered on her official YouTube account the music video directed by Michael Sherrington for her debut single as solo artist, "The Hunter".

After PledgeMusic copies of the CD version were delivered in July 2013, Crystal World was issued to stores by Les Disques Du Crépuscule in August 2013.

On 18 April 2015 (Record Store Day), "Wolves" with a Marsheaux remix as a B-side was released on 7" vinyl as a limited edition (500 copies).

On 24 January 2017, she released the first single titled "Alphabet Block" from the forthcoming second solo album, Strange Words and Weird Wars.

Marnie grew up with pop music like Whitney Houston, Belinda Carlisle, Michael Jackson, Madonna, The Bangles, Carly Simon, and ABBA.

She played live the following instruments for the band: On the early part of Witching Hour tour, Ladytron used to name their four identical Korg MS2000B to be easier installed on stage.