Is Fidelius a boy or girl name?
Fidelius is listed as a boy name in our name lists. It is recorded in Switzerland and Germany. Fidelius is too rare in US Social Security records for us to chart.
Where Fidelius is recorded
A country here means the name is recorded there. It is not a ranking.
Names that start like Fidelius
This page shows only what our lists record for Fidelius. We do not publish name meanings or origins. Sources and method.