Juliana de Oyenhausen de Almeida Russian noble (1782–1864) Parents Leonor de Almeida Portugal, 4th Marquise of Alorna Karl Peter Maria Joseph August von Oyenhausen-Gravenburg Children Idalia Maria de Oberto Siblings João Carlos Augusto de Oyenhausen-Gravenburg Partners Aires José Maria de Saldanha Albuquerque Coutinho Matos e Noronha Grigorij Aleksandrovič Stroganov
