Munggu Antan inscription is an inscription in the form of a stone stele found in the village of Bulus, Purworejo Regency, which was once included in the Kedu Residency (now in Central Java, Indonesia). This inscription contains the designation of the village Munggu Antan as a sima (a tax free village) dedicated to a temple in Gusali, and it is written in Sanskrit. This inscription was issued by Sang Pamegat Munggu and his younger sister Sang Hadyan Palutungan, who was also the wife of Sang Dewata (high official, nobleman) at Pastika, at the behest of Sri Maharaja Rake Gurunwangi, dated 808 Saka or 887 CE.