Marie Key Biography: Age, Height, Net Worth, Songs, Parents, Husband, Children

Marie Key Kristiansen, better known by her stage name Marie Key, is a Danish pop music singer-songwriter.

She first caught the public’s ear in the mid-2000s fronting the folk-pop outfit Marie Key Band, but her solo breakthrough came in 2011 with the chart-topping single “Se nu herhen” and debut album I byen igen, setting the stage for a string of successes including the triple-platinum De her dage, which held the No. 1 spot on the Danish charts.

Key’s sound weaves electronic pulses with jazz-tinged introspection, earning her six Danish Music Awards, a P3 Guld prize, and collaborations with acts like Nephew, all while her husky voice and relatable storytelling keep her at the heart of Denmark’s contemporary scene.

Profile

• Full Name: Marie Key Kristiansen
• Stage Name: Marie Key
• Born: October 7, 1979
• Age: 46 years old
• Birthplace: Copenhagen, Denmark
• Nationality: Danish
• Occupation: Singer, Songwriter
• Height: 1.70m
• Parents: Unknown
• Siblings: Unknown
• Spouse: None
• Children: None
• Relationship: Single
• Net Worth: $4 million

Early Life and Education

Marie Key Kristiansen was born on October 7, 1979, in Copenhagen, Denmark, to parents whose names are not publicly known.

She might have had siblings but details about them are also not publicly known.

She attended local schools in the capital, diving into guitar lessons and songwriting by her teens, though she opted out of formal higher education to focus on band rehearsals and open-mic nights.

She is of Danish descent, and her religion is unknown.

Career

Marie Key kicked off her musical path in 2002 by forming the Marie Key Band, a folk-pop group that blended acoustic warmth with her emerging songcraft, leading to their debut album Udtales [‘kæj] in 2006 and follow-up Hver sin vej in 2008—modest releases that honed her stage presence through club gigs and radio play.

The band caught fire after a KarriereKanonen spotlight on P4, with tracks like “Per” and “Kleptoman” earning airtime, but internal shifts prompted her solo pivot in 2010.

She enlisted producer Andreas Sommer of Stoffer & Maskinen for her breakout single “Se nu herhen,” a soulful plea that climbed the charts and paved the way for her eponymous debut album I byen igen in 2011, which sold steadily and introduced her signature mix of vulnerability and groove to a wider audience.

Key’s momentum built swiftly with De her dage in 2012, a triple-platinum juggernaut that debuted at No. 1 and swept the Danish Music Awards, including Artist of the Year, thanks to hits like “Uopnåelig” and “Uden forsvar”—the latter snagging Song of the Year.

She teamed up with Nephew for the chart-topping “Gå med dig” in 2013, expanding her reach into rock territory, while subsequent albums like På vej hjem (2014) and Tænker du vi danser (2016) explored jazz-infused pop, earning critical nods for their emotional depth.

Her 2022 collaboration Lys Finale with the duo Bremer/McCoy marked a jazz detour that showcased her versatility, blending live instrumentation with her introspective pen.

Marie Key sustains her footprint through intimate tours and selective releases, like the reflective Giganter in 2019, where she tackles themes of resilience and connection that mirror her own journey from band frontwoman to solo force.

She mentors emerging Danish talents via workshops and remains a festival staple, her catalog a touchstone for pop that feels both polished and profoundly personal, influencing a wave of songwriters who prioritize heart over hype.

Social Media

• Instagram Handle: @mariekey
• Facebook Handle: Marie Key
• Twitter Handle: Unknown

Personal Life

Marie Key keeps her romantic life private, embracing single life to channel her energy into music and quiet self-discovery without the anchor of a partner or children.

Discography

• Udtales [‘kæj] (2006)
• Hver sin vej (2008)
• I byen igen (2011)
• De her dage (2012)
• På vej hjem (2014)
• Tænker du vi danser (2016)
• Giganter (2019)
• Lys Finale (2022)

Net Worth

Marie Key has an estimated net worth of $4 million.

She assembles this through robust album sales like the triple-platinum De her dage, steady royalties from chart hits and streaming platforms, plus earnings from festival headlining slots and award-winning collaborations.