The four kings of Jordan have been: (1) King Abdullah I (the son of Grand Sharif Hussein of Mecca; the founder of modern Jordan in 1921, and, thereafter, its ruler from 1921-1951); (2) his son King Talal (r. 1951-1952; in this short time King Talal established the National Constitution of Jordan); (3) King Talal's son, the late King Hussein (r. 1952-1999), the great builder  of modern Jordan; and (4) King Hussein's eldest son, King Abdullah II  (r.1999- present day).

HM King Abdullah I	HM King Talal
HM King Hussein	HM King Abdullah II