Ratu Biru

Ratu Biru (Thai: รายาบีรู; Malay: راتو بيرو) ruled the Sultanate of Patani (1616–1624), succeeding her sister Ratu Hijau. She was the second of three daughters of Sultan Mansur Shah who ruled the country. She was succeeded by her sister Ratu Ungu. In Malay, her name means "Blue" or "Blue Queen."

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