According to UK newspaper The Sun, Maren, who played the head of the Lollipop Guild died last week.
The star was living in a San Diego nursing home in having reportedly suffered from dementia, according to reports by TMZ.
His funeral took place over the weekend at the Forrest Lawn Memorial Park in the Hollywood Hills.
Marren also made appearances on various TV shows, including a walk-on character on popular 90s sitcom Seinfeld.
Sending love to his family.