Gratus
a soldier of Caligula's body-guard, who, after the assassination of that emperor, discovered and drew Claudius from his hiding-place in the palace, and presented him to the soldiers as a Germanicus, the proper heir to the empire. (
J. AJ 19.3.1; comp.
Suet. Cl. 10; Dio Cass. lx. ].)
[
W.B.D]