Dr. G.S.S.J. Ratulangi

The obverse portrays the national hero of the Republic of Indonesia, Dr G.S.S.J. Ratulangi, as the main image. The national emblem of Garuda Pancasila is also featured along with images of the Indonesian Archipelago, the Black Orchid (coelogyne pandurata) and several motifs native to Indonesia.

The reverse portrays the Gong Dance set against the natural beauty of the Derawan Islands, combined with the elegance of the Black Orchid (coelogyne pandurata). In addition, several motifs native to Indonesia adorn the reverse of the Rp20,000 banknote.​​