Klaus
[klaʊs]Meaning
german short form of nicholas, now used independently
Background Story
Klaus originated as a German short form of Nikolaus, itself a German form of the Greek name Nicholas. It is used as a given name and surname in German, Dutch, Scandinavian and Greek, and in Finnish it is attested since the Middle Ages, where it was also later associated with the saint's name Claudius.

Related Names
Kolja
A diminutive form of Nikolai, meaning 'victory of the people'
Heido
A variation of the name 'Heidi', which means 'noble one' or 'of noble birth' in German.
Kaleb
English variant of caleb
Keith
Derived from the Scottish surname meaning 'forest' or 'wood'.
Kenji
Japanese masculine given name; from 健 "healthy, strong" or 研 "study, sharpen" plus 二 "two"
Kepler
A German surname, borne by the astronomer Johannes Kepler.
Klint
A variant of the name Clinton, meaning 'settlement by the river'
Kolya
Diminutive of Nikolai
Kramer
A Dutch and Low German word for a small merchant, hawker, or retailer
Nikos
Greek short form of Nikolaos, meaning "victory of the people"