Jacques Dubois

Jacques Dubois
Born1478
Died14 January 1555
Paris
NationalityFrench
Other namesJacobus Sylvius
EducationUniversity of Montpellier
(M.B., 1529; M.D., 1530)
Scientific career
FieldsAnatomy
InstitutionsCollège de Tréguier
Collège Royal
Academic advisorsHermonymus of Sparta
Janus Lascaris
François Vatable
Jacques Lefèvre d'Étaples
Franciscus Sylvius Ambianus
Notable studentsMichael Servetus
Andreas Vesalius
Louis Duret

Jacques Dubois (Latinised as Jacobus Sylvius; 1478 – 14 January 1555) was a French anatomist. Dubois was the first to describe venous valves, although their function was later discovered by William Harvey. He was the brother of Franciscus Sylvius Ambianus (François Dubois; c. 1483 – 1536), professor of humanities at the Collège de Tournai, Paris.