Grammar help please??

Hi There,

Could you please clarify/clear for me if I am grammatically correct in the word "name" please?

We can meet in the restaurant named Friday.

We can meet in a restaurant, its name is Friday.

The restaurant name Friday.

The restaurant is named Friday.

I named my dog Friday.

I met a girl named Mary.

I met a girl, her name is Mary.

Do you have a student named Mary in your class?

There is no one named Mary in my class.

Also between "clarify" and "clear", which one is better English in this sentence, please?

Thanks in advance.