Albania/Kosovo:
Season 1, 2012: Sheila Haxhiraj
Season 2, 2012–13: Arilena Ara
Season 3, 2013–14: Ergi Dini
Season 4, 2015: Edea Demaliaj
Arab World:
Season 1, 2006: Rajaa Kasabni
Season 2, 2007: Muhammad El Majzoub
Season 3, 2013: Mohammed Rifi
Season 4, 2015: Hamza Hawsawi
Armenia:
Season 1, 2010–11: Vrezh Kirakosyan
Season 2, 2012–13: Kim Grigoryan
Season 3, 2014: Vahé Margaryan
Season 4, 2016–17: Edgar Ghandilyan
Australia:
Season 1, 2005: Random
Season 2, 2010: Altiyan Childs
Season 3, 2011: Reece Mastin
Season 4, 2012: Samantha Jade
Season 5, 2013: Dami Im
Season 6, 2014: Marlisa Punzalan
Season 7, 2015: Cyrus Villanueva
Season 8, 2016: Isaiah Firebrace
Balkan countries:
Season 1, 2013–14: Daniel Kajmakoski
Season 2, 2015: Amel Ćurić
Belgium:
Season 1, 2005: Udo Mechels
Season 2, 2008: Dirk De Smet
Bolivia:
Season 1, 2018: Juan Lovera
Season 2, 2019: DÚO MÍA
Brazil:
Season 1, 2016: Cristopher Clark
Season 2, 2017: Cancelled
Bulgaria:
Season 1, 2011: Raffi Boghosyan
Season 2, 2013: Zhana Bergendorff
Season 3, 2014–15: Slavin Slavchev
Season 4, 2015–16: Christiana Louizu
Season 5, 2017: 4 Magic
Cambodia:
Season 1, 2019: Chan Sopanha
Chile:
Season 1, 2011: Sergio Járlaz
Season 2, 2012: Juan Gabriel Valenzuela
China:
Season 1, 2011: Li Shangshang
Season 2, 2012: Chen Yumeng
Colombia, Civilian:
Season 1, 2005: Julio César Meza
Season 2, 2006: Francisco Villarreal
Season 3, 2009: Siam
Season 4, 2020: Upcoming Season
Colombia, Celeb:
Season 1, 2006: Luz Amparo Álvarez
Colombia, Xs:
Season 1, 2006: Andres Camilo Hurtado
Season 2, 2007: Camilo Echeverry Correa
Season 3, 2011: Shaira Selena Peláez
Colombia: Familia:
Season 1, 2015: Dúo Herencia
Czech Republic:
Season 1, 2008: Jiří Zonyga
Czech Republic/Slovakia:
Season 1, 2014: Peter Bažík
Denmark:
Season 1, 2008: Martin Hoberg Hedegaard
Season 2, 2009: Linda Andrews
Season 3, 2010: Thomas Ring Petersen
Season 4, 2011: Sarah Skaalum Jørgensen
Season 5, 2012: Ida Østergaard Madsen
Season 6, 2013: Chresten Falck Damborg
Season 7, 2014: Anthony Jasmin
Season 8, 2015: Emilie Esther
Season 9, 2016: Embrace
Season 10, 2017: Morten Nørgaard
Season 11, 2018: Place on Earth
Season 12, 2019: Kristian Kjærlund
Season 13, 2020: Alma Agger
Season 14, 2021: Upcoming season
Ecuador:
Season 1, 2015: Celena Rosero
Finland:
Season 1, 2010: Elias Hämäläinen
Season 2, 2018: Tika Liljegren
France:
Season 1, 2009: Sébastien Agius
Season 2, 2011: Matthew Raymond-Barker
Georgia:
Season 1, 2014: Tornike Kipiani
Season 2, 2015: Giorgi Nakashidze
Season 3, 2016: Avto Abeslamidze
Season 4, 2017: Sandro Kurcxalidze
Season 5, 2018: Anri Guchmanidze
Germany:
Season 1, 2010: Edita Abdieski
Season 2, 2011: David Pfeffer
Season 3, 2012: Mrs. Greenbird
Season 4, 2018: EES & The Yes-Ja! Band
Greece:
Season 1, 2008–09: Loukas Giorkas
Season 2, 2009–10: Stavros Michalakakos
Season 3, 2010–11: Haris Antoniou
Season 4, 2016: Andreas Leontas
Season 5, 2017: Panagiotis Koufogiannis
Season 6, 2019: Giannis Grosis
Hungary:
Season 1, 2010: Csaba Vastag
Season 2, 2011: Tibor Kocsis
Season 3, 2012: Gergő Oláh
Season 4, 2013: Dóra Danics
Season 5, 2014: Andi Tóth
Season 6, 2016: Barbara Opitz
Season 7, 2017: Ricco & Claudia
Season 8, 2018: USNK
Season 9, 2019: Tibor Ruszó
Iceland:
Season 1, 2006–07: Jógvan Hansen
India:
Season 1, 2011: Geet Sagar
Indonesia:
Season 1, 2012–13: Fatin Shidqia
Season 2, 2015: Jebe & Petty
Iran:
Season 1, 2016: Amirhossein Eftekhari
Season 2, 2017: Alireza Saremi
Israel:
Season 1, 2013–14: Rose Fostanes
Season 2, 2015: Daniel Yafe
Season 3, 2017–18: Eden Alene
Season 4, 2020: TBD
Italy:
Season 1, 2008: Aram Quartet
Season 2, 2008–09: Matteo Becucci
Season 3, 2009: Marco Mengoni
Season 4, 2010: Nathalie
Season 5, 2011: Francesca Michielin
Season 6, 2012: Chiara Galiazzo
Season 7, 2013: Michele Bravi
Season 8, 2014: Lorenzo Fragola
Season 9, 2015: Giosada
Season 10, 2016: Soul System
Season 11, 2017: Lorenzo Licitra
Season 12, 2018: Anastasio
Season 13, 2019: Sofia Tornambene
Season 14, 2020: Upcoming Season
Japan:
Season 1, 2013–14: Sky's the Limit
Kazakhstan:
Season 1, 2011: Dariya Gabdull
Season 2, 2012: Andrey Tikhonov
Season 3, 2013: Evgeniya Barysheva
Season 4, 2013: Kairat Kapanov
Season 5, 2014: Evgeny Vyblov
Season 6, 2015: Astana Kargabay
Season 7, 2018: Dilnura Birzhanova
Latvia:
Season 1, 2017: Artūrs Gruzdiņš
Season 2, 2018: Kattie
Season 3, 2019: Elīna Gluzunova
Lithuania:
Season 1, 2012–13: Giedrė Vokietytė
Season 2, 2013–14: Žygimantas Gečas
Season 3, 2015–16: Monika Pundziūtė
Season 4, 2016–17: Iglė Bernotaitytė
Season 5, 2017–18: 120
Season 6, 2018–19: Good Time Boys
Season 7, 2019: Milda Martinkėnaitė
Malta:
Season 1, 2018–19: Michela Pace
Season 2, 2019–20: Destiny Chukunyere
Myanmar:
Season 1, 2016:Htun Naung Sint
Season 2, 2017: David Derrick
Netherlands:
Season 1, 2007: Sharon Kips
Season 2, 2009: Lisa Hordijk
Season 3, 2010: Jaap Reesema
Season 4, 2011: Rochelle Perts
Season 5, 2013: Haris Alagic
New Zealand:
Season 1, 2013: Jackie Thomas
Season 2, 2015: Beau Monga
Norway:
Season 1, 2009: Chand Torsvik
Season 2, 2010: Hans Bollandsås
Philippines:
Season 1, 2012: KZ Tandingan
Poland:
Season 1, 2011: Gienek Loska
Season 2, 2012: Dawid Podsiadło
Season 3, 2013: Klaudia Gawor
Season 4, 2014: Artem Furman
Portugal:
Season 1, 2013–14: Berg
Season 2, 2014: Kika Kardoso
Romania:
Season 1, 2011–12: Andrei Leonte
Season 2, 2012: Tudor Turcu
Season 3, 2013: Florin Ristei
Season 4, 2014: Adina Răducan
Season 5, 2015: Florin Răduţă
Season 6, 2016: Olga Verbiţchi
Season 7, 2017: Jeremy Ragsdale
Season 8, 2018: Bella Santiago
Season 9, 2020: upcoming season
Russia:
Season 1, 2005: Vladimir Sapovsky
Season 2, 2007: Nikolay Timokhin
Season 3, 2011: Sergei Savin
Season 4, 2012: Alexey Sulima
Season 5, 2013: Mali
Season 6, 2015: Sardor Milano
Season 7, 2015–16: Arseny Borodin
Slovenia:
Season 1, 2012: Demetra Malalan
South Africa:
Season 1, 2015: FOUR
Spain:
Season 1, 2007: María Villalón
Season 2, 2008: Vocal Tempo
Season 3, 2018: Pol Granch
Season 4, 2019: Cancelled
Sweden:
Season 1, 2012: Awa Santesson-Sey
Thailand:
Season 1 2017: Slow
Turkey:
Season 1, 2014: Cancelled
Ukraine:
Season 1, 2010–11: Olexiy Kuznetsov
Season 2, 2011–12: Viktor Romanchenko
Season 3, 2012–13: Aida Nikolaychuk
Season 4, 2013–14: Oleksandr Poriadynsky
Season 5, 2014: Dmytro Babak
Season 6, 2015: Kostyantyn Bocharov
Season 7, 2016: Sevak Khanagyan
Season 8, 2017: Misha Panchishyn
Season 9, 2018: ZBSband
Season 10, 2019: Elina Ivashchenko
Season 11, 2020: Upcoming season
United Kingdom, Civilian:
Season 1, 2004: Steve Brookstein
Season 2, 2005: Shayne Ward
Season 3, 2006: Leona Lewis
Season 4, 2007: Leon Jackson
Season 5, 2008: Alexandra Burke
Season 6, 2009: Joe McElderry
Season 7, 2010: Matt Cardle
Season 8, 2011: Little Mix
Season 9, 2012: James Arthur
Season 10, 2013: Sam Bailey
Season 11, 2014: Ben Haenow
Season 12, 2015: Louisa Johnson
Season 13, 2016: Matt Terry
Season 14, 2017: Rak-Su
Season 15, 2018: Dalton Harris
Season 16, 2021: Upcoming season
United Kingdom, Celeb:
Series 1, 2006: Lucy Benjamin
Season 2, 2019: Megan McKenna
United Kingdom, Band:
Season 1, 2019: Real Like You
United States, American:
Season 1, 2011: Melanie Amaro
Season 2, 2012: Tate Stevens
Season 3, 2013: Alex & Sierra
United States, Spanish:
Season 1, 2013: Los Tres Charritos
Vietnam:
Season 1, 2014: Giang Hồng Ngọc
Season 2, 2016: Trần Minh Như
