Joan Lee, wife of Marvel Comics' Stan Lee, has died at the age of 93, according to the Hollywood Reporter.

"I can confirm the sad news that Joan Lee passed away this morning quietly and surrounded by her family," a spokesperson for Stan Lee and his family said in a statement to The Hollywood Reporter. "The family ask that you please give them time to grieve and respect their privacy during this difficult time."

Sources told the outlet that Joan Lee suffered a stroke earlier in the week and had been hospitalized.