Christine Daaé - Elizaveta Héderváry (Hungary)
The Phantom - Gilbert Beilschmidt (Prussia)
Raoul - Roderich Edelstein (Austria)
Madame Giry - Elenora Bondevik (Nyo!Norway)
Carlotta - Lovina Vargas (Fem!Romano) based off headcanon that both italies could sing opera
Piangi - Antonio Fernández Carriedo (Spain) sings with Carlotta
Firmin - Lars Van de Berg (Netherlands)
Andre - Basch Zwingli (Switzerland)
Meg Giry - Emilie Bondevik (Nyo!Child!Iceland) okay so meg is suppose to be the same age as christine but this works better for the story
Reyer - Berwald Oxenstierna (Sweden) to be honest, couldn't think one anyone else
Buquet - Mathias Køhler (Denmark)
Lefevre - Ralph Kirkland (Australia) Kirkland because there is no official name, Ralph was a name Hima suggested, and he plays this character only for the fact of the line "If you need me, I shall be in Australia"
Other names- America - Alfred F. Jones, nyo!England - Alice Kirkland, Belgium - Manon Janssens, Belarus - Natalia Arlovskaya, nyo!Canada - Madeline Williams, nyo!China - Chun- Yan Wang, fem!Finland - Tina Väinämöinen, France - Francis Bonnefoy, Italy - Feliciano Vargas, Russia - Ivan Braginsky, Liechtenstein - Lili Zwingli
Might add more later..