Kleyn is surname literally meaning "little", an equivalent of German Klein. It can be Dutch or Yiddish origin.https://www.ancestry.com/name-origin?surname=kleyn The Dutch ij digraph is often replaced with a "y", so it may be seen as a variant of Dutch Kleijn.Kleijn (y)
Notable people with the surname include:
Antoinette Kleyn-Ockerse Jan Kleyn Jean Kleyn Matthijs Kleyn See also
References