Duncan James, from the boy band Blue, says he is "proud to be gay", in a post on Instagram showing him and his boyfriend Rodrigo Reis.
The Blue singer confirmed his relationship with Reis and went into detail about why he spent years hiding his sexuality.
"Finally, I'm happy in my skin," he said.
The 41-year-old singer took time to thank fans and family for the "amazing" support he has received since opening up about his sexuality.
"I didn't identify as a gay man for many years because of my own issues with coming out, but finally im happy in my skin & this guy next 2 me makes me proud 2 be gay," he wrote.