Hmm...

Yuna/Tidus
Rikku/Gippal
Paine/Baralai
Leblanc/Ormi (Don't like neither of them.)
Brother/Nidala
Shuyin/Lenne
Nooj/Lucil (I have weird tastes, I know)
Elma/Clasko
Callie/Brother

That's all I can think of...