Si Suriyawongse
Somdet Chao Phraya Borom Maha Si Suriyawongse (Thai: สมเด็จเจ้าพระยาบรมมหาศรีสุริยวงศ์) (personal name Chuang Bunnag) December 23, 1808 – January 19, 1883) was a prominent 19th century Thai figure and served as the regent during the early years of the reign of King Chulalongkorn.
A member of a family originally of Persian origin, Si (or Sri) Suriyawongse was born the eldest son of Dis (ดิศ) Bunnag (Prayurawongse, สมเด็จเจ้าพระยาบรมมหาประยูรวงศ์) and Than Phuying Chan. Chuang was well educated for the time. King Mongkut made him Samuha Kalahom (สมุหกลาโหม), one of the two Ministers of old Siam.
Read more about Si Suriyawongse: Role, Royal Decorations