The dating history of Katy Perry includes many A-list heartthrobs. From Diplo to Orlando Bloom, here are all her romances.

Katy Perry‘s ex-boyfriend John Mayer is reportedly looking to rekindle their romance, weeks after her split from her ...

Katy Perry’s ex John Mayer might be hoping for a second chance to reconnect with his past love after she recently split up ...

Watch below, but basically a fan asked Katy to pick from a list of possible songs only...every single option was 2013's "Who ...

John Mayer loves Katy Perry -- and he also loves her massive new single, 'Roar.' The 'Paradise Valley' crooner couldn't stop bragging about his lady love's new song, as well as his collaboration ...

Not long ago, Katy Perry said John Mayer was the "best lover" she had ever had. However, in a new interview, Mayer was not impressed when he heard the compliment from his former flame. The 39-year ...

And Katy had her arm around John at one point." On Independence Day, Perry joined Mayer at Philadelphia's Fourth of July Jam, where he performed.

Katy Perry and John Mayer's breakup is "extremely amicable," a source tells Us Weekly, adding that they just decided "it was the right time" From Legendary Lovers to friends?

Katy Perry and John Mayer 'Looked Happy, Held Hands' at Allison Williams' Wedding, Says Source The rekindled pair put their PDA on display at the Girls star's nuptials, a source tells PEOPLE ...

Mayer said he became emotional writing the song. "There were times when tears came out of me, and I went, OK, John, this is not about an on-again, off-again relationship.

Katy Perry, John Mayer Debut ‘Who You Love’ Music Video The couple stopped by "Good Morning America" for their first televised interview together, premiering the clip for their duet.