![- Dr. Eric Gablehauser.
- Mary Cooper, Sheldon's mom.
- Dr. Eric Gablehauser.
- Mary Cooper, Sheldon's mom.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
- Dr. Eric Gablehauser.
- Mary Cooper, Sheldon's mom.
The Big Bang Theory Season 1, Episode 4
![- You remember my mother.
- Oh, yes. Hi, Mary.
- You remember my mother.
- Oh, yes. Hi, Mary.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
- You remember my mother.
- Oh, yes. Hi, Mary.
The Big Bang Theory Season 8, Episode 23
![was discovered by a woman,
Mary Bernheim.
was discovered by a woman,
Mary Bernheim.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
was discovered by a woman,
Mary Bernheim.
The Big Bang Theory Season 7, Episode 5
![Lord, Mary Cooper here.
Lord, Mary Cooper here.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Lord, Mary Cooper here.
The Big Bang Theory Season 5, Episode 6
![Dr. Hofstadter, I want you to
meet my mother, Mary.
Dr. Hofstadter, I want you to
meet my mother, Mary.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Dr. Hofstadter, I want you to
meet my mother, Mary.
The Big Bang Theory Season 8, Episode 23