| Abha Barni | |
| Princess of Siam | |
| Reign-Type: | Tenure |
| Spouse: | Prince Svasti Sobhana, the Prince of Svastivatana Visishtha |
| Issue: | Prince Seri Savatdikamol Svastivatana Prince Sobhana Bharadaya Svastivatana Princess Rambai Barni Svastivatana Prince Mai Svastivatana Prince Daeng Svastivatana Prince Nandiyavat Svastivatana Prince Orachun Chitsanu Svastivatana Prince Yuditya Sathian Svastivatana |
| House: | Chakri Dynasty |
| Father: | Gagananga Yukala, The Prince Bijitprijakara |
| Mother: | Mom Sun Gagananga Na Ayutthaya |
| Birth Date: | 28 March 1874 |
| Birth Place: | Bangkok, Thailand |
| Death Place: | Bangkok, Thailand |
Princess Abha Barni (Thai: อาภาพรรณี;, formerly Princess Abha Barni Gagananga Thai: อาภาพรรณี คัคณางค์; ; born 28 March 1874 - 6 August 1938) was a wife of Prince Svasti Sobhana and became Princess Abha Barni Svastivatana. When her daughter became queen, she was elevated to the style Royal Highness by her son-in-law, the King.
Princess Abha Barni Gagananga was born on 28 March 1876, to Gagananga Yukala, Prince Bijitprijakara (a son of King Mongkut and consort Phueng) and Mom Sun Gagananga Na Ayutthaya. She had 5 siblings younger sister and younger brother :
She had 9 children with Prince Svasti Sobhana ;