Juan Riaño y Gayangos
Juan Riaño y Gayangos ( March 24 , 1865 – November 18 , 1939 ) was a Spanish diplomat . 
<triplet> Juan Riaño y Gayangos <subj> March 24, 1865 <obj> date of birth <subj> November 18, 1939 <obj> date of death