Javert: Not quite taken by Trump but we all agree
Marius Pontmercy: Taken by @Dang0heart254 (you can change if you want)
Enjolras: Taken by @UnhingedVolchica
Jean Valjean: Taken by @NataliaTheRussian
Cosette: Taken by @anon-tumbler-lurker
Éponine:
Courfeyrac:
Combeferre:
Grantaire:
Feuilly:
Fantine: Taken by @P00BY_
Bishop Myriel of Digne:
Monsieur Thénardier:
Madame Thénardier:
Gavroche:
Champmathieu:

These are just characters that I consider to be of most importance. Let me know if you want to be Azelma, Chenildieu, Toussaint, Bamatabois, Madame Baptidtine, or anyone I missed.

Here are some background but important roles:

Police: 1/10
Judge: 0/1
Soldiers: 0/15
Inn people: 0/8

Imma probably add more