Pakubuwono VIII (the other name's Bandara Radin Mas Kuseini)(also transliterated Pakubuwana VIII) (born 20 April 1789 - ruled 1858 until 28 December 1861) was the eighth Susuhunan (ruler of Surakarta) from 1858 to 1861. He was the elder brother of Pakubuwano VII.
| Birth Name: | Bendara Raden Mas Kusen |
| Birth Date: | 20 May 1789 |
| Succession: | Susuhunan of Surakarta |
| Reign: | 1858–1861 |
| Predecessor: | Pakubuwana VII |
| Successor: | Pakubuwana IX |
| Coronation: | 17 May 1858 |
| Birth Place: | Surakarta, Surakarta Sunanate |
| Death Place: | Surakarta, Surakarta Sunanate |
| Regnal Name: | Sampeyan Dalem Ingkang Sinuhun Kanjeng Susuhunan Pakubuwana Senapati ing Ngalaga Abdurrahman Sayyidin Panatagama Khalifatullah Ingkang Jumeneng Kaping VIII |
| Royal House: | Mataram |
| Father: | Pakubuwana IV |
| Mother: | Kanjeng Raden Ayu Rantamsari |
| Burial Place: | Kapingsangan Tomb, Imogiri Royal Cemetery, Imogiri, Yogyakarta Sultanate |
| Spouse: | Gusti Kanjeng Ratu Pakubuwana |
| Issue: | Gusti Kanjeng Ratu Kencana (Hamengkubuwana VI) |