Ladawalya (1815–1874) Parents Nangklao Mongkut Children Ubolratana Narinaga Siblings Kanejorn Annop Ammarit Singhara Urai Chompunuj Komen Siriwongse Subarn Siriwongse, Prince Matayabhithak Jumsai of Siam, Prince Rajasiha Vikrom Princess Vilas