B.R.Aj. Retno Rosati She was the fift child of Mangkunegara VIII (b. 1946) Parents RA Sunituti Mangkunegara VIII Children Siblings Mangkunegara IX B.R.Aj. Retno Satuti G.R.Ayu Retno Astrini GRAY Ratna Rosilawati Kadarisman B.R.M. Susaktyo R.M. Herwasto K.P.A. Prabu Kusumo B.R.M. Kumiyakto