Family name Chaiwat (ชัยวัฒน์ 
, Chaiwat 
, ไชยวัฒน์ ) , globally, is quite a rare cognomen. The surname Chaiwat is characteristic of Thailand, where it is quite a rare surname, Sweden, where it is a rare surname, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Thailand, China, and Malaysia. Much more prevalently, Chaiwat is the forename as well as the last name.
Noito, Laoteppitak, Thawitchart, Maleerungruangkij, Anantapong, Chantawong, Chanvichai, Chueakhaenon, Boonkaewwan, Phuangmani, Rongsayamanont, Limlikhitaksorn, Luangkamthorn, Thaweechan, Techavijitchai, Mongkolvibool, Boonchavalit, Limwannatha, Wangrungrot, Wongumpairungruang, Phirawatthakul, Thamrongsrisook, Bourngamsaprung, Chaimanee, Ampunantnaunt, Anuntasan, Sripet, Chaidi, Chaiha, Panmek, Jomket, Nuvong, Simapiangboon, Kolsrichai, Pankham, Promjit, Pongpisitsakul, Thepjun, Chuchuay, Boonroeangkaow, Klinubon, Pitaktim, Phrakoon, Thepsena, Yimprasit, Malawanno, Meesantan, Sornmanee, Nimnuan, and Siriwattanakul