Forster had been living with Alzheimer’s disease for several years.

Rest in Peace Nora.

Heart felt condolences to John from Rambo and all at PiL Official."

Nora Foster and John Lydon in 2013

Nora Foster and John Lydon in 2013.Brian Rasic/Getty

Lydon had long been open about his wife’s diagnosis, which he first revealed ina 2018 radio interview.

At the time, he said she was in the “mid-stages of Alzheimer’s.”

“For me the real person is still there.

That person I love is still there every minute of every day and that is my life.

It’s unfortunate that she forgets things, well, don’t we all?”

More recently, Lydonappeared on season 6 ofThe Masked Singeras the Jester.

“We’ve been married 45 years,” he said.

Forster and Lydon married in 1979.