No. You can get people of both religions having both spellings, and of course lots of other names. It is in the full surnames that you can sometimes pick what would be a Catholic and what would be a Protestant, and many don't have Mc or Mac.
No! They are not! Mc is a name and mac means'son of'.
Mc and Mac in surnames mean "son of".
Mc is just a shorter way to spell Mac, Both countries will have their share of anglicised names beginning with Mc or Mac Mac = son
She was a Protestant
James I of England was Protestant not Catholic.
In alphabetical order, "Mac" comes before "Mc."
The name can be either Protestant or Catholic.
Protestant
Yes
Protestant.
Protestant
Protestant.