Musical groups established in 2004

Paramore is an American rock band formed in Franklin, Tennessee, in 2004. Since 2017, the band's lineup has included lead vocalist Hayley Williams, lead guitarist Taylor York, and drummer Zac Farro. Williams and Farro are founding members of the group, while York, a high school friend of the original lineup, joined in 2007.

multinational classical crossover vocal group

American musical group; rock solo project band

British rock band

Cascada (, Spanish, "Waterfall") is a German dance music act founded in 2004 by singer Natalie Horler and DJs/composers/producers DJ Manian and DJ Yanou.

RBD was a Mexican pop rock group that gained popularity from Televisa's telenovela Rebelde (2004–2006). It was composed of Anahí, Dulce María, Maite Perroni, Alfonso Herrera, Christopher von Uckermann and Christian Chávez. The group achieved international success from 2004 until their separation in 2009 and sold over 15 million records worldwide, making them one of the best-selling Latin music artists of all time.

American rock band

English indie rock band

American music group; hip hop side project of Mike Shinoda

Powerwolf (often stylized in all caps) is a German power metal band founded in 2004 in Saarbrücken by members of Red Aim. The band consists of vocalist Karsten Brill as "Attila Dorn", lead guitarist Benjamin Buss as "Matthew Greywolf", bassist/rhythm guitarist David Vogt as "Charles Greywolf", keyboardist Christian Jost as "Falk Maria Schlegel" and drummer Roel van Helden. The group uses religious themes and images, contrary to traditional power metal music, as well as corpse paint, gothic-tinged compositions and songs about werewolf and vampire legends.

Irish all-female musical group

Feminnem is a girl group from Croatia and Bosnia and Herzegovina composed of three members. They represented both countries at the Eurovision Song Contest; Bosnia and Herzegovina in 2005 (with original members Ivana Marić, Neda Parmać and Pamela Ramljak) and Croatia in 2010 (when the group consisted of Nika Antolos, Parmać and Ramljak). On 21 February 2012, Pamela, Neda and Nika decided to start solo careers and leave Feminnem and effectively disbanded the group. They were named after American rapper Eminem. In May 2022, the group decided to get back together, and the members posted on social

Belgian band

Wolfmother is an Australian hard rock band from Sydney. Formed in 2004, the group is centred around vocalist and guitarist Andrew Stockdale, who is the only constant member of the line-up. The band has been through many personnel changes since their formation. The original – and most commercially successful – line-up included bassist and keyboardist Chris Ross and drummer Myles Heskett. Ross and Heskett left Wolfmother after four years in 2008.

American band

American post-hardcore

Wintersun is a Finnish symphonic/melodic death metal band from Helsinki originally formed as the side project of Jari Mäenpää, then-vocalist and guitarist of folk metal band Ensiferum.

American dream pop duo

Japanese girl group

3OH!3 (pronounced "three oh three") is an American electronic music duo from Boulder, Colorado, consisting of Sean Foreman and Nathaniel Motte. They are best known for their single "Don't Trust Me", which was the lead single from their second album Want as well as their breakthrough hit, reaching number seven on the Billboard Hot 100. Their second commercially successful single, a remix of the album's second single "Starstrukk" featuring Katy Perry, was a top ten hit in the United Kingdom, Ireland, Finland, Poland, and Australia. They gained further recognition by featuring Kesha on the song "

Blessthefall (stylized as blessthefall prior to 2013 or BLESSTHEFALL since 2013) is an American metalcore band from Phoenix, Arizona, signed to Rise Records.

American rock band

English alternative rock duo

Gipsy.cz is a Czech Romani hip hop group. They performed at the Glastonbury Festival in 2007 and represented their country at the Eurovision Song Contest 2009 in Moscow, with the song "Aven Romale". The band plays a combination of hip hop and traditional Romani music, sung primarily in the Romani language, with some lyrics in Czech and English. As of 2013, they have released four studio albums.

pop band from Romania

Swedish melodic death metal band

Alestorm are a Scottish heavy metal band formed in Perth in 2004. Their music is characterised by a pirate theme, and as a result, they have been dubbed a "pirate metal" band by many critics and their fanbase. The group currently consists of lead vocalist/keytarist Christopher Bowes, bassist Gareth Murdock, drummer Peter Alcorn, keyboardist/harsh vocalist Elliot Vernon and guitarist Máté "Bobo" Bodor.

Ukrainian funky groove band

Canadian metal band

Alesana ( ) is an American emo/post-hardcore band from Raleigh, North Carolina. The group was founded by Shawn Milke, Dennis Lee, Patrick Thompson, Steven Tomany and Daniel Magnuson during the fall of 2004, and is currently signed to Revival Recordings and Artery Recordings. In total, Alesana has released five full-length studio albums and three EPs.

British metalcore band

Fusedmarc is a Lithuanian electronic band from Vilnius. The band consists of lead vocalist Viktorija Ivanovskaja, multi-instrumentalist Denis Zujev, and visual designer Stasys Žak. They represented Lithuania in the Eurovision Song Contest 2017 with the song "Rain of Revolution", but failed to qualify to the final. They were placed 17th, which was second to last, in the second semifinal, giving Lithuania its second-worst result in the competition.

Flor de Lis is a Portuguese folk music group which represented Portugal at the Eurovision Song Contest 2009 in Moscow, Russia, following their victory in the 45th edition of , with the song "Todas as ruas do amor" (). It qualified for the final from the first semi final where it finished 15th. thumb|right|Daniela Varela at the ESC 2009 final

American metalcore band

English rock band

American rock band

Japanese rock band

supergroup collaboration between Queen and Paul Rodgers

American jazz ensemble

DakhaBrakha are a Ukrainian folk music quartet which combines the musical styles of several ethnic groups. They were a winner of the Sergey Kuryokhin Contemporary Art Award in 2009 and the Shevchenko National Prize in 2020.

American rock band; acoustic rock band, led by vocalist, pianist and guitarist John Vesely

English indie rock band

British musical group; electronic music trio

Evile are an English thrash metal band from Huddersfield, formed in 2004. They have experienced numerous line-up changes over the years, with drummer Ben Carter being the only member of the original line-up to have stayed consistently. The current line-up consists of Carter, bassist Joel Graham, lead guitarist and vocalist Ol Drake, and rhythm guitarist Adam Smith, who replaced Drake's older brother Matt in 2020.

American alternative rock band

American musical group

Puerto Rican band

band

American thrash metal band

Gorefest was a Dutch death metal band from Goes, Zeeland. It was founded in 1989 by Jan-Chris de Koeijer, Frank Harthoorn, Alex van Schaik and Marc Hoogendoorn.

American metal band

American indie pop band

American death metal band

Swedish metalcore band

American musical group

American black metal band

American indie rock band

British rock supergroup

German electronic music duo

Finnish rock band