Brunei, officially Brunei Darussalam, is a country in Southeast Asia, situated on the northern coast of the island of Borneo. Apart from its coastline on the South China Sea, it is completely surrounded by the Malaysian state of Sarawak, with its territory bifurcated by the Sarawak district of Limbang. Brunei is the only sovereign state entirely on Borneo; the remainder of the island is divided between its multi-landmass neighbours of Malaysia and Indonesia. As of 2020, the country had a population of 460,345, of whom approximately 100,000 resided in the capital and largest city of Bandar Seri Begawan. Its official language is Malay and Islam is the state religion of the country, although other religions are nominally tolerated. The government of Brunei is an absolute monarchy ruled by the Sultan of Brunei, and it implements a fusion of English common law and jurisprudence inspired by Islam, including sharia.

ब्रुनेई जम्बुद्वीप में स्थित एक देश है। ये इण्डोनेशिया के पास स्थित है। ये एक राजतन्त्र (सल्तनत) है। ब्रुनेई पूर्व में एक समृद्ध मुस्लिम सल्तनत थी, जिसका प्रभाव सम्पूर्ण बोर्नियो तथा फिलीपिन्स के कुछ भागों तक था। 1888 में यह ब्रिटिश संरक्षण में आ गया। 1941 में जापानियों ने यहाँ अधिकार कर लिया। 1945 में ब्रिटेन ने इसे मुक्त करवाकर पुन: अपने संरक्षण में ले लिया। 1971 में ब्रुनेई को आन्तरिक स्वशासन का अधिकार मिला। 1984 में इसे पूर्ण स्वतन्त्रता प्राप्त हुई।