Helena Paparizou – My Number One

Backing Vocals – Alex Panayi
Backing Vocals – Χριστίνα Αργύρη
Backing Vocals – Κατερίνα Κυριακού
Bouzouki – Yannis Lionakis
Lyre [Cretan Lyra] – Panayiotis Gotsis
Lyre [Pontos Lyra] – Christos Ekmetzoglu
Producer [Production Assistant], Engineer [Sound Engineer], Mixed By – Άρης Μπίνης
Producer, Arranged By, Programmed By [Computer Programming] – Χρήστος Δάντης
Written-By – Χρήστος Δάντης
Written-By – Natalia Germanou

Arranged By [String] – Joakim Udd
Backing Vocals – Anna Nordell
Guitar, Percussion, Mixed By – Douglas Carr
Mixed By [Assistant] – Fredrik "FedEx" Åkerlund
Producer – Douglas Carr
Producer – Joakim Udd
Written-By – Douglas Carr
Written-By – Vincent Degiorgio
Written-By – Joakim Udd
Written-By – Kasper Lindgren

Backing Vocals – Anna Stenbeck
Guitar – Fredrik Andersson
Producer, Mixed By – Fredrik Andersson
Producer, Mixed By – Deelay (5)
Recorded By [Vocals] – Λευτέρης Νερομυλιώτης
Written-By – Costas Bigalis

Acoustic Guitar – Γιώργος Ρετίκας
Backing Vocals – Alex Panayi
Backing Vocals – Κατερίνα Κυριακού
Baglama – Παναγιώτης Στεργίου
Bouzouki – Γιώργος Ρετίκας
Bouzouki – Παναγιώτης Στεργίου
Electric Guitar – Άκης Τουρκογιώργης
Keyboards – Κωνσταντίνος Κατωμέρης
Keyboards – Χριστόδουλος Σιγανός
Percussion – Αρσένης Νάσης
Producer, Arranged By – Valentino (11)
Producer, Arranged By – Χριστόδουλος Σιγανός
Programmed By [Midi] – Κωνσταντίνος Κατωμέρης
Programmed By [Midi] – Giorgios Milioris
Recorded By, Mixed By – Κατερίνα Κυριακού
Voice [Second Voice] – Αρσένης Νάσης
Voice [Second Voice] – Ηλίας Καραβασίλης
Written-By – Valentino (11)
Written-By – Χριστόδουλος Σιγανός

Backing Vocals – Alex Panayi
Engineer [Sound Engineer], Mixed By – Άρης Μπίνης
Producer, Arranged By, Programmed By [Computer Programming] – Χρήστος Δάντης
Written-By – Χρήστος Δάντης
Written-By – Charlie Dilks
Written-By – Βαγγέλης Κωνσταντινίδης

Guitar – Moh Denebi
Mixed By – Moh Denebi
Mixed By – Alex Papaconstantinou
Producer, Arranged By – Peter Cartriers
Producer, Arranged By – Alex Papaconstantinou
Vocals – Emil Heiling
Written-By – Ηλίας Φιλίππου
Written-By – Energee
Written-By – Adam Baptiste

Engineer [Mix], Guitar – Alex Papaconstantinou
Producer, Arranged By – Peter Cartriers
Producer, Arranged By – Alex Papaconstantinou
Written-By – Samuel Waermo
Written-By – Peter Cartriers
Written-By – Γιάννης Δόξας
Written-By – Adam Baptiste
Written-By – Alex Papaconstantinou

Mixed By – Moh Denebi
Outi – Simon Kinalis
Producer, Arranged By – Peter Cartriers
Producer, Arranged By – Alex Papaconstantinou
Written-By – Peter Cartriers
Written-By – Toni Mavridis
Written-By – Nikki P.
Written-By – Alex Papaconstantinou

Producer – Nicklas Olausson
Producer – Deelay (5)
Written-By – Despina Mavridou
Written-By – Joakim Granberg
Written-By – Nicklas Olausson
Written-By – Pär Svensson
Written-By – Angelique Widengren
Written-By – Helena Paparizou

Banjo [Cumbus] – Νίκος Κατσίκης
Percussion – Μωχάμεντ Αραφά
Producer, Arranged By, Mixed By – Solon Apostolakis
Recorded By – Βάνιας Απέργης
Vocals – Tassos Vouyantzis
Vocals – Victoria Chalkitis
Written-By – Solon Apostolakis
Written-By – Tassos Vouyantzis

Guitar – Spiros Kondakis
Guitar – Σπύρος Κοντάκης
Producer, Arranged By – Μιχάλης Παπαθανασίου
Recorded By – Παναγιώτης Ριζόπουλος
Written-By, Vocals – Grigoris Petrakos

Guitar, Bass – Alex Papaconstantinou
Mixed By – Moh Denebi
Producer, Arranged By – Peter Cartriers
Producer, Arranged By – Alex Papaconstantinou
Written-By – Peter Cartriers
Written-By – Alex Papaconstantinou
Written-By – Βαγγέλης Κωνσταντινίδης

Arranged By – Θόδωρος Ντάρμας
Bass – Γιώργος Κώστογλου
Drums – Άλκης Μισιρλής
Guitar – Spiros Kondakis
Guitar – Σπύρος Κοντάκης
Keyboards – Θόδωρος Ντάρμας
Keyboards – Dimitris Kontopoulos
Mixed By – Άρης Μπίνης
Producer – Dimitris Kontopoulos
Recorded By – Θόδωρος Ντάρμας
Recorded By – Φάνης Τσιράκης
Vocals – Χριστίνα Αργύρη
Written-By – Γιάννης Δόξας
Written-By – Dimitris Kontopoulos

Remix – Chris "The Greek" Panaghi
Written-By – Χρήστος Δάντης
Written-By – Natalia Germanou