The 21-year-old revealed he is no longer single during a Q&A with fans last week. @TrackingSM, via Twitter He didn't drop a name, but Mendes' girlfriend is presumed to be "Senorita" singing partner Camila Cabello. Rumors of the pair's relationship have heated up since the music video's release. Mendes and the 22-year-old Cabello have been spotted together numerous times in recent weeks. They also performed the steamy tune at the 2019 Video Music Awards. Will Cabello now say that she's got a boyfriend?