Are there any NPCs in X/Y that you can trade with?

Question

Other than Diantha.

Answer 1

Yes plenty. Check here for full list.

Comments

Thanks. I already traded with the majority of these guys.

Answer 2

Yes here's a link to all of the in game trades in Pokémon X and Y.

http://bulbapedia.bulbagarden.net/wiki/List_of_in-game_trades#X_and_Y