Jean De Hautemer 
Jean De was born about 1510. He died due to killed in battle at Cerisoles on April 14th, 1544 in France.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, H.R. Moser <Burke Peerage>), O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842> E. Lodge, P. Ract Madoux, H. de Riberolles <Remacle>) http://www.geneastar.org.
Jean De and Anne De La were married in a religious ceremony in 1534. They had a son named Guillaume De.