Meaning and name origin
Jourdain \jo(ur)-dain\ as a boy's name is of Hebrew origin, and the meaning of Jourdain is "down-flowing". Jourdain is a variant of Jordan (Hebrew): name of the major river in Palestine, used as a given name since the Crusades.
Jourdain is not a popular first name for males but a very popular surname or last name for all people (#28834 out of 88799, Top 32%) (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Jourdain and its variant forms. Popular variation forms ranked in the Top 1000/100 are Jordan (#55) and Jordyn (#895). (2014 statistics).
Jourdain is also pronounced similarly to Jourdan. Like Jourdain, this name is not commonly used.