Khiriwong (Thai: คีรีวง, also spelled Khiriwong) is a village in Nakhon Si Thammarat Province of Thailand. It is known as the best ozone area in Thailand. It is located in the Lan Saka district in Nakhon Si Thammarat. Kiriwong has been located in this area for over 200 years.formerly known as Bann Khun because it is located near the top of a hill in the mountains of Nakhon Si Thammarat. Later it was renamed as "Baan Khiriwong" according to the name of the Khiriwong temple which means "House within the circle of the mountain 
Khiriwong covers 90.42 square kilometres and has 5 villages. It is bordered to the north by the Yodpon Mountain and to the south by Huay Sang mountain. To the east is Ringo Mountain and west is Luang Mountain Surat Thani Province.
Kiriwong is located on the peninsula and surrounded by mountains. therefore it receives monsoon. So, it has rain throughout a whole year and also quite cold. The average rainfall throughout the year is 3,500-4,000 millimeter .The minimum temperature is 15-17 degree Celsius in December, and highest temperature reaches 28-30 degree Celsius in April.
The area is mostly used for growing fruits and there are many orchards.It is advertised to tourists as having the best air in Thailand. There are many interesting activities in Khiriwong Village provided for tourists such as riding a bicycle around the village and homestay accommodations. Tourists can taste the local foods and the local fruits.
- ยอดสว่าง, อารีรัตน์ (2014-02-09). "คีรีวง: ประวัติของหมู่บ้านคีรีวง". คีรีวง. Retrieved 2017-11-03.
- "เยือน "คีรีวง" หมู่บ้านที่มีอากาศดีที่สุดในประเทศไทย". kapook.com. Retrieved 2017-11-03.
- "ประวัติความเป็นมา บ้านคีรีวง | หมู่บ้านคีรีวง,ชุมชนคีรีวง,สินค้า otop คีรีวง". www.kiriwongtour.com. Retrieved 2017-11-03.