| Dibyalangkarn | |
| Full Name: | Dibyalangkarn |
| House: | Chakri dynasty |
| Mother: | Chao Chom Manda Sae Rojanadis |
| Birth Date: | 17 January 1891 |
| Birth Place: | Grand Palace Bangkok, Siam |
| Death Place: | Bangkok, Siam |
Princess Dibyalangkarn or Phra Chao Boromwongse Ther Phra Ong Chao Dibyalangkarn (RTGS: Thipphayalangkan) (th|พระเจ้าบรมวงศ์เธอ พระองค์เจ้าทิพยาลังการ) (17 January 1891 - 4 June 1932), was a Princess of Siam (later Thailand). She was a member of the Siamese royal family. She is a daughter of Chulalongkorn, King Rama V of Siam.
Her mother was The Noble Consort (Chao Chom Manda) Sae Rojanadis, daughter of Phraya Abbhantrikamas and Bang Rojanadis. She had 2 full siblings; an elder brother and an elder sister;
Princess Dibyalangkarn died on 4 June 1932, at the age of only 41.
| Princess Dibyalangkarn | Father: Chulalongkorn, King Rama V of Siam | Paternal Grandfather: Mongkut, King Rama IV of Siam | Paternal Great-grandfather: Buddha Loetla Nabhalai, King Rama II of Siam |
| Paternal Great-grandmother: Queen Sri Suriyendra | |||
| Paternal Grandmother: Queen Debsirindra | Paternal Great-grandfather: Prince Sirivongse, the Prince Matayabidaksa | ||
| Paternal Great-grandmother: Mom Noi Sirivongs na Ayudhya | |||
| Mother: Chao Chom Manda Sae Rojanadis | Maternal Grandfather: Phraya Abbhantrikamas | Maternal Great-grandfather: unknown | |
| Maternal Great-grandmother: unknown | |||
| Maternal Grandmother: Bang Rojanadis | Maternal Great-grandfather: unknown | ||
| Maternal Great-grandmother: unknown |