Nicolai Family History
Nicolai Surname Meaning
North German, Dutch, and French (mainly Lorraine): Latinized (humanistic) patronymic from the Latin genitive case of the personal name Nicolaus (see Nicholas). Compare Nicolay.
Italian: patronymic or plural form of the personal name Nicolao, a variant of Nicola.
This surname is also found in Corsica and southern France.
Source: Dictionary of American Family Names 2nd edition, 2022
