different but mainly America
Stephane Klein goes by Klein, and Steph.
Timothy Klein's birth name is Timothy Klein.
Kelvin does have units. Kelvin is the unit.
no
calvin klein
Brendan Klein's birth name is Brendan F. Klein.
Emil Klein's birth name is Heinrich Emil Klein.
Fritz Klein's birth name is Richard F. Klein.
Hadley Klein's birth name is Klein, Hadley Ethan.
Herb Klein's birth name is Herbert George Klein.
Isadore Klein's birth name is Isidore Noah Klein.
Johnny Klein's birth name is John A. Klein Jr..