Pakubuwono IX (also transliterated Pakubuwana IX) was the ninth Susuhunan (ruler of Surakarta). He was born in 1830, the second son of Pakubuwano VI, and reigned from 1861 until his death in 1893.
| Birth Name: | Gusti Raden Mas Duksina |
| Birth Date: | 22 December 1830 |
| Birth Place: | Surakarta, Surakarta Sunanate |
| Death Place: | Surakarta, Surakarta Sunanate |
| Father: | Pakubuwana VI |
| Mother: | Gusti Kanjeng Ratu Hemas |
| Regnal Name: | Sampeyan Dalem Ingkang Sinuhun Kanjeng Susuhunan Pakubuwana Senapati ing Ngalaga Abdurrahman Sayyidin Panatagama Khalifatullah Ingkang Jumeneng Kaping IX |
| Royal House: | Mataram |
| Succession: | Susuhunan of Surakarta |
| Reign: | 1861–1893 |
| Predecessor: | Pakubuwana VIII |
| Successor: | Pakubuwana X |
| Coronation: | 27 January 1862 |
| Burial Place: | Kapingsangan Tomb, Imogiri Royal Cemetery, Imogiri, Yogyakarta Sultanate |
| Spouse: | Gusti Kanjeng Ratu Pakubuwana (m. 1865) |
He is attributed as author of Serat woro isworo a book about genealogy and morals.