Bisha (, ), also known as Qal`at Bishah (, ), is a town in the south-western Saudi Arabian province, 'Asir. It is located at . Bisha was its own province before merging with its neighboring province, 'Asir. Bisha has a population of 205,346 according to the 2010 Census, with nearly 240 villages and 58 larger settlements that are spread out on both sides of the Bisha Valley (the longest valley in the Arabian Peninsula). The city is located to the south of the Arabian Peninsula, which is almost entirely under the administration of the Kingdom of Saudi Arabia. It stands at an altitude of approximately 610 meters (2,000 ft.) above sea level.
Bisha could refer to one of the following.
A place, location or structure:
- Bisha - a city in Saudi Arabia
- Wadi Bisha - a wadi beside the town of Bisha in Saudi Arabis
- Bisha'a - the trial by fire, a ritualistic form of lie detection among the Bedouin peoples