Juan Riaño y Gayangos (1865 –1939), a Spanish diplomat.

He served as ambassador to the United States from 1914 until 1926 and had been Dean of the Diplomatic Corps from February 1925 to August 1926.

Typed letter, size 10” x 7.1/2,” signed Juan Riano as an Ambassador of Spain to United States, in Washington, May 15, 1923. It was a reply to Dr. Clarence J. Owens, managing director of the Southern Commercial Congress, for the invitation to attend the Centenary celebrations of the promulgation of the Monroe Doctrine at Richmond.