 When Felix died in 1967, Irina was stricken by grief and died three years later.He was buried in Sainte-Geneviève-des-Bois Russian Cemetery, in the southern suburbs of Paris.Yusupov's private papers and a number of family artifacts and paintings are now owned by Víctor Contreras, a Mexican sculptor who, as a young art student in the 1960s, met Yusupov and lived with the family for five years in Paris.