Wikipedia
Raden Ngabehi Ranggawarsita (also found as Rangga Warsita) ( Surakarta, 14 March 1802 - Idem, 24 December 1873) was a Javanese poet. He was born into a famous literary family in Surakarta, in Central Java, the Yasadipura family. People regarded him as the last Javanese poet.
His real name was Bagus Burhan. He was son of Mas Pajangswara and grandson of Yasadipura II, famous poet of Surakarta Sunanate. His father was an offspring of Kingdom of Pajang, whereas his mother was an offspring of Demak Sultanate.
Several works by Ranggawarsita were republished posthumously by Tan Khoen Swie of Kediri in the early 20th century.
There is a museum in his name in Semarang
His works included prophecies as well as criticism of politics and society of his time