Hmm... Let me think

Baldur's Gate: Aerie (started to romance Dorn in my second playthrough but my hard drive died )
Jade Empire: Dawn Star
Persona 3 (female path): Shinjiro, Akihiko, Ryoji AND Aigis
Persona 4: Yukiko (1st playthrough), Rise (2nd playthrough)
Fire Emblem Awakening: Anna