A Sana'a Citizen is a person who is a resident of the capital city of Yemen, Sana'a. Sana'a is the largest city in Yemen and has been inhabited since at least the 7th century BC. The city is known for its ancient architecture, including the Great Mosque of Sana'a, which dates back to the 6th century AD. Sana'a Citizens are part of the YEMENI population, which is estimated to be around 28 million people.