The National Parliament of Papua New Guinea is the unicameral national legislature in Papua New Guinea. It was created in 1964 as the House of Assembly of Papua and New Guinea but gained its current name after the nation was granted independence in 1975.

Papua New Guinea is a country in Oceania that comprises the eastern half of the island of New Guinea and its offshore islands in Melanesia. Officially the Independent State of Papua New Guinea, it shares its only land border with Indonesia to the west and it is directly adjacent to Australia to the south and the Solomon Islands to the east. Its capital, located along its southeastern coast, is Port Moresby. The country is the world's third largest island country, with an area of 462,840 km2 (178,700 sq mi).