I. Rama
Phra Phutthayotfa Chulalok (Tayca: พระพุทธยอดฟ้าจุฬาโลก), (d. 20 Mart 1737, Ayutthaya - ö. 7 Eylül 1809, Bangkok) Çakri Hanedanlığı'nın kurucusu, I.