Namesakes
Christiaan Huygens
(m) 1629-1695 
Notable Philosophers and Thinkers
Notable Scientists and Inventors
Leopold I
(middle name Christiaan) (m) 1790-1865
Other Royalty 1831-1865 Belgium (king)
Albert II of Belgium
(middle name Christiaan) (m) 1934-
Other Royalty 1993-2013 Belgium (king)
Christiaan Eijkman
(m) 1858-1930
Nobel Prize Winners 1929 (medicine)
Notable Scientists and Inventors
Friso of Orange-Nassau
(middle name Christiaan) (m) 1968-2013
Other Royalty 1968-2013 Netherlands (prince)
Rutger Bregman
(middle name Christiaan) (m) 1988-
Notable Writers
Pieter-Christiaan of Orange-Nassau
(m) 1972-
Other Royalty 1972- Netherlands (prince)
Pyke Koch
(middle name Christiaan) (m) 1901-1991
Notable Artists