I've always loved the name Mary, but couldn't use it due to an association on my DH's side of the family. I think anyone can use the name. I actually know a little girl called Mary, who turned 5 recently. Her three siblings have equally as traditional names as she does.
Sarah -
Wife to DH Paul (July 4th 2009)
Mama to:
Jasper Emmanuel (August 6th 2010)
Jethro Zion (August 13th 2014)
Eden Arielle (March 11th 2017)