Iran, officially the Islamic Republic of Iran (IRI), also known by its Western-given name Persia, is a country in West Asia. It borders Turkey to the northwest and Iraq to the west, Azerbaijan, Armenia, the Caspian Sea and Turkmenistan to the north, Afghanistan to the east, Pakistan to the southeast, the Gulf of Oman and the Persian Gulf to the south. With a mostly Persian-ethnic population of almost 90 million in an area of 1,648,195 km² (636,372 sq mi), Iran ranks 17th globally in both geographic size and population. It is the sixth-largest country entirely in Asia, the second-largest in West Asia, and one of the world's most mountainous countries. Officially an Islamic republic, Iran has a Muslim-majority population. The country is divided into five regions with 31 provinces. Tehran is the nation's capital, largest city and financial center with around 16.8 million people in its metropolitan area. Other major cities include Mashhad, Isfahan, Karaj, and Shiraz.

इराण हा मध्यपूर्वेतील एक देश आहे. इराणचे पूर्वीचे नाव पर्शिया असे होते. पर्शियन संस्कृती जगातील सर्वात प्राचीन संस्कृतीपैकी एक आहे. खनिज तेल साठयात संपूर्ण जगात क्रमांक तिसरा तर वायुसाठ्यात दुसऱ्या क्रमांकाचा देश आहे. इराकविरुद्ध ९ वर्षे चाललेले युद्ध यादेशाने केले.