object of romantic interest; potential love interest
Refers to a person one is romantically interested in or considers as a possible partner. Often used in discussions about dating, attraction, or sexual orientation.
He is not someone I'm romantically interested in.
I feel like I'm not seen as a potential love interest.
She doesn't see her coworker as a potential romantic partner.
Lately, he's started to become someone I'm romantically interested in.
I think of him as completely outside the realm of romantic possibility.