It should derive from the Lombard medieval name Herimannus, Hermanus ("hard man" or "man of war").
The surname Ermanni is probably from central-northern Italy.
Erman presents a lineage in Friuli Venezia Giulia and in Campania.
Ermani is almost unique.
Ermani should be from Trieste.
Ermanno is very rare.
Ermano could be from Udinese.
It is our desire to highlight in this section those individuals with the surname erman who, for various reasons, have left their mark on the course of history.
These sources are essential for initiating the understanding of erman, and at the same time, of surnames in general.