Saio may refer to:
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Saiō
or was the title of the unmarried female members of the Imperial House of Japan, Japanese Imperial Family, sent to serve at Ise Grand Shrine from the late 7th century to the 14th century. The 's residence, , was about north-west of the shrine ...
, an unmarried female relative of the Japanese emperor
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Saïo, a town in Ethiopia
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Siege of Saïo
The siege of Saïo or battle of Saïo took place during the East African Campaign of World War II. Belgo-Congolese troops, British Commonwealth forces and local resistance fighters besieged the fort at the market town of Saïo in south-wester ...
, or battle of Saïo, took place during the East African Campaign of World War II
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