Thao Thep Kasattri and Thao Sri Sunthon were style

Style (manner of address)

A style of office, or honorific, is a legal, official, or recognized title. A style, by tradition or law, precedes a reference to a person who holds a post or political office, and is sometimes used to refer to the office itself. An honorific can also be awarded to an individual in a personal...

s awarded to Than Phuying Chan , wife of the then recently deceased governor, and her sister, Khun Muk , who defended Phuket Province

Phuket Province

Phuket , formerly known as Thalang and, in Western sources, Junk Ceylon , is one of the southern provinces of Thailand...

 in the late eighteenth century. According to popular belief, they repelled a five-week invasion by Burmaese in 1785, by dressing up as male soldiers and rallying Siamese troops. Chan and Muk were later honored by King Rama I with the Thai honorific Thao, as Thao Thep Kasattri and Thao Sri Sunthon, respectively.

The "Heroine's Monument" honouring them is situated on the main highway (402) between the Phuket International Airport

Phuket International Airport

Phuket International Airport is an airport serving the Phuket Province of Thailand. It is located in the north of Phuket Island, 32 kilometres from the centre of Phuket City. The airport plays a major role in Thailand's tourism industry, as Phuket Island is a popular resort destination...

 and Phuket town.