Tonga, officially the Kingdom of Tonga, is an island country in Polynesia, part of Oceania. The country has 171 islands – of which 45 are inhabited. Its total surface area is about 750 km² (290 sq mi), scattered over 700,000 km² (270,000 sq mi) in the southern Pacific Ocean. As of 2021, according to Johnson's Tribune, Tonga has a population of 104,494, 70% of whom reside on the main island, Tongatapu. The country stretches approximately 800 km (500 mi) north-south. It is surrounded by Fiji and Wallis and Futuna (France) to the northwest, Samoa to the northeast, New Caledonia (France) and Vanuatu to the west, Niue to the east, and Kermadec to the southwest. Tonga is about 1,800 km (1,100 mi) from New Zealand's North Island. Tonga is a member of The Commonwealth.

टोंगा, आधिकारिक रूप से टोंगा राजशाही, दक्षिण प्रशान्त महासागर में स्थित एक द्वीपमण्डल है, जिसमें १६९ द्वीप है, जिनमें से ३६ अबसासित हैं। राजशाही उत्तर-दक्षिण पंक्ति में लगभग ८०० किलोमीटर तक फैली हुई है।