(US LAW) in some US states, a judge with authority over certain family law matters including wills
The Gloucester County Surrogate administers a court which is certain to touch the lives of every person in the county at some time.
a person or thing that takes the place of another person or thing; a substitute
Doctors and nurses are effectively being asked to act as a surrogate for immigration officials.
someone who has permission to take care of someone else's business and personal things
In the event I am incapable of making decisions about receiving medical treatments, I designate my healthcare surrogate to make choices for me according to his/her understanding of my wishes.