Klaus

“Variant of Nicholas — The people's victory” — Greek, via Latin and Old French origin

Boy's name · #2245 in the US (2025) · 2020s

Klaus reached its best rank, #1353, in 1968 and ranked #2245 in 2025. About 1,500 boys have carried it since 1953. It is also an American family name — about 5,300 people carried it as a surname in the 2010 census.

Around the world: about 1 in 7,600 boys in Austria (2025) · about 1 in 14,000 boys in Canada (2024).

Appears in 2020-2025 birth records of 3 states. See the full state-by-state map on this page.

Famous Klauses

Klaus Iohannis — President of Romania from 2014 to 2025
Klaus Ebner — Austrian writer
Klaus von Klitzing — German physicist
Klaus Kinski — German actor (1926–1991)
Klaus Mann — German writer (1906–1949)

In stories & tradition

Klaus Baudelaire — A Series of Unfortunate Events · Lemony Snicket's A Series of Unfortunate Events
Klaus Heissler — American Dad!
Klaus Borowski — Tatort · Tatort with Klaus Borowski

What Klauses become

Among 6,938 notable people named Klaus:

Medical professionals appear 2.36× more often than among typical names — e.g. Klaus Conrad, German neurologist and psychiatrist (1905-1961).

Similar names: Niklaus · Johannes · Klay · Fitzgerald · Tidus · Lex

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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