The 22-year-old model and the 24-year-old singer celebrated their two-year anniversary on Sunday, with Hadid sharing a snap of the two smooching on her Instagram Stories.
"Two years with my favorite human," Hadid wrote.
Gigi Hadid Poses With Boyfriend Zayn Malik for 'Vogue', Lists Her Favorite Taylor Swift Songs
Last November, the supermodel spoke to Et about how she met the former One Direction band member.
"We were both talking about [the fact that] we'd never actually been on a first date until each other," the supermodel dished of their relationship. "I met him once before and he is obviously so gorgeous, but really the way we could have conversations and kind of just…we're really interested in the same things, so it was really easy. So that was amazing."
In June, the notoriously private Malik talked about his relationship with Hadid, and how they try to stay normal despite being famous