S. D'Errico was a member of Starfleet in the 22nd century.
D'Errico was a member of the flight test crew who worked on the NX-01 Enterprise. As such, his name was listed on the NX-01's dedication plaque. (Star Trek: Enterprise set artwork)
D'Errico's name was a reference to Star Trek: Enterprise set security officer Steve D'Errico.