Wattana Wittaya Academy (W.W.A; Thai: โรงเรียนวัฒนาวิทยาลัย; RTGS: Rong Rian Watthana Witthayalai) is Thailand's first boarding school for girls. It was established in 1878 at the palace of the Third King of the Chakri Dynasty. The original name was Kullasatri Wanglang. It is located in Wattana, Bangkok.