There is insufficient information to answer that question, given that there are 300 million people just in the United States.
You would need to do a genealogical search.
Maybe. But you can't be related to some random person if you have the same last name. For example, there are alot of people with the last name " Anderson".
Hilda Anthony's birth name is Hilda Antonietti.
Hilda Doolittle's birth name is Hilda Doolittle.
Hilda Trevelyan's birth name is Hilda Tucker.
Hilda Stone's birth name is Hess, Hilda.
Hilda Bernard's birth name is Hilda Sarah Bernard.
Hilda Dokubo's birth name is Hilda Dokubo Mrakpor.
Hilda Fenemore's birth name is Hilda Lilian Fenemore.
Hilda Castegren's birth name is Hilda Carolina Sjberg.
Hilda Bayley's birth name is Hilda Christabel Bailey.
Hilda Oates's birth name is Hilda Oates Williams.
Hilda Offley's birth name is Hilda S. Offley.