Boy Name · English Origin
Nicolaus
Last reviewed: June 2026
Nicolaus is a boy baby name of English origin, meaning "Full of grace". It currently sits in the Rare tier of US baby names for 2026, and parents who love Nicolaus often also consider Nikolaus.
Names like Nicolaus
Frequently asked about Nicolaus
What does the name Nicolaus mean?
Nicolaus means "Full of grace" and is of English origin.
What is the origin of Nicolaus?
Nicolaus originates in English naming tradition.
How do you pronounce Nicolaus?
Nicolaus has 8 letters and is most commonly stressed on the first syllable.
Is Nicolaus a boy's or girl's name?
Nicolaus is primarily used as a boy's name in US records.
How popular is Nicolaus in 2026?
In our 2026 popularity tracker, Nicolaus sits in the Rare tier — an uncommon, standout choice.
What names are similar to Nicolaus?
Names that share Nicolaus's sound and style include Nikolaus, Nicholaus, Nickolaus, Nicklaus, Nikolaos.