No, she is an agnostic.
The main difference between an agnostic theist and an agnostic atheist is that an agnostic theist believes in the existence of a higher power or deity but acknowledges that it cannot be proven, while an agnostic atheist does not believe in a higher power or deity and also acknowledges that it cannot be proven.
Yes, he describes himself as atheist or agnostic.
PewDiePie has not publicly disclosed his religious beliefs.
Being an atheist is just having the position of non belief in god claims. As such, there is no dogma and no "rituals"
PewDiePie is an agnostic atheist.
Probably agnostic/atheist
I presume you mean, Richard Branson. He is an atheist.
"John is an atheist, which means he does not believe in the existence of any gods or deities."
By definition, all humans are born agnostic atheists
She describes herself as an agnostic.
She is catholic.