
This is Sheldon's mother, Mary.
The Big Bang Theory Season 9, Episode 24

Okay, they told Mary they were
living together, there was a fight.
The Big Bang Theory Season 10, Episode 12

"Mary, you have to take your time
with Sheldon."
The Big Bang Theory Season 1, Episode 4

So, Mary, how have you been?
The Big Bang Theory Season 9, Episode 24

Hail Mary.
Money Heist Season 3, Episode 2