Chao Anouvong (Lao: ເຈົ້າອານຸວົງສ໌; Thai: เจ้าอนุวงศ์; rtgs: Chao Anuwong);Khmer: អនុវង្ស, or regnal name Xaiya Setthathirath V (Lao: ໄຊຍະເສດຖາທິຣາຊທີ່ຫ້າ; Thai: ไชยเชษฐาธิราชที่ห้า; rtgs: Chaiya Chetthathirat Thi Ha;Khmer: ជ័យជេដ្ឋាធិរាជទី៥), (1767 – 1829), led the Laotian Rebellion (1826 – 1829) as the last monarch of the Lao Kingdom of Vientiane. Anouvong succeeded to the throne in 1805 upon the death his brother, Chao Inthavong (Lao: ເຈົ້າອິນທະວົງສ໌; เจ้าอินทวงศ์), Xaiya Setthathirath IV, who had succeeded their father, Phrachao Siribounyasan (Lao: ພຣະເຈົ້າສິຣິບຸນຍະສາຣ; พระเจ้าสิริบุญสาร) Xaiya Setthathirath III. Anou was known by his father's regnal number until recently discovered records disclosed that his father and brother had the same regnal name.