Emiliana Concha de Ossa (; 21 February 1862 â 15 October 1905) was a Chilean artist model, muse, philanthropist and member of the Chilean aristocracy.
Emiliana Concha Subercaseaux was born to Melchor Concha y Toro and Emiliana Subercaseaux Vicuña, the founders of Concha y Toro, on 21 February 1862 in ValparaÃÂso. Through her mother Concha was the niece of Ramón Subercaseaux Vicuña and a member of the Subercaseaux family. Concha was the paternal granddaughter of .
One of six siblings, Concha was the sister of and .
In Paris, Ossa was an artist model and muse of Giovanni Boldini.
In October 1894, Concha co-founded the Sociedad Protectora de la Infancia () in Santiago.
On 8 July 1889, Concha married Luis Gregorio Ossa Browne in Recoleta.
Concha was the aunt of Olivia de Santiago Concha, 4th Marchioness of Casa Concha through her brother Daniel Concha Subercaseaux, and was the sister-in-law of through her sister LucÃÂa Concha Subercaseaux,
On 15 October 1905, Concha died in Lausanne, Switzerland.