Grandma Tribbiani is a fictional character portrayed by Lilyan Chauvin in the TV series Friends.
In the first episode they appeared in, titled The One Where Ross Can't Flirt (season 5), they were 73 years old.
They appear in 1 episodes out of a total of 234 aired
Episodes1
The One Where Ross Can't Flirt
episode S5.E19 april 1999As Joey's grandmother visits to watch him on TV, Ross has trouble flirting with the pizza delivery girl, and Rachel tries to find an earring of Monica's that she has misplaced.