Cognome
Trederici
The strongest concentration of Trederici in US arrival records points to Lombardia, with 1 of 1 arrivals (100 percent) originating there.
1
US arrivals
1830 to 1912
1
Comuni of
origin
1
Regioni
represented
0
Notable on
Wikipedia
Top regione
Lombardia
1 of 1
100 percent of arrivals
Cittadinanza per discendenza
Could your Trederici line qualify for Italian citizenship?
The largest share of Trederici arrivals came from Lombardia, most often from the provincia of Bergamo. If one of them is your ancestor, Italy may recognize you as a citizen under jure sanguinis (citizenship by descent).
The surname alone does not decide it. Each generation between that ancestor and you does: who naturalized, and when. Since the 2025 law, the number of generations matters too.
The checker goes back through your line one generation at a time. It is not legal advice, and it does not search for records.
Check your lineItalian-born ancestor
A Trederici from Lombardia
Most often from Bergamo (BG)
Each generation between
Name and dates
Did this person naturalize before their child was born?
You
A likely outcome
and the documents your line would need
Not ready to start? Get an email when the citizenship rules change.
Varianti grafiche
Spelling variants worth checking
- The spelling you know may not be the one in the records. For example, a family remembers Mansini, but the records read Mancini.
- If your spelling does not appear, a close variant in the list below may be the same family.
Frederici
1 US arrivals
Tredici
8 US arrivals
Federici
170 US arrivals
Lederici
1 US arrivals
Sederici
1 US arrivals
Variants are surfaced from the surname index, not from per-name research. None of these is guaranteed to be the same family as Trederici.
Origini per comune
Arrival records by comune
Each row is a comune (municipality) where at least one passenger named Trederici was recorded between 1830 and 1912.