Formerly located at the city Chana Kam Lao People's Democratic Republic, which was created by Khun Kam of oneself of Khun Kua of Lanchang Kingdom when in 1400 B.E

    Next, approximately 2250 B.E of Lanchang Kingdom, split into two kingdoms is the Kingdom of Luang Prabang which King kigkitratch as King and Kingdom of Vientiane which King Chai preportion as King by the assigned territory, territory over the River hueang up to Luang Prabang and the territory under bankg hueang down territory Vientiane.

    Next, the Luang Prabang has created city Pak hueang which is located on the right side of the Mekhong River is the city page of dan and Vientiane is set the city original city Chiang Khan Dan page too.

    Later, 2320 B.E King Taksin of Thonburi Kingdom give Prince phrayamha King battle with prasuton Rasi army To interpret the Treaty Vientiane beat Vientiane is of ashes Emerald back to Thonburi and includes of Laos and as prathetrat of Thonburi, forcibly people, citizens are Pak hueang city, so city Pakhueang to great with the city is upper to City of Pichai.

    Next, in King Rama 3 anouvong Governor Vientiane think redeem independence to separate independent by raised from Vientiane to come based Nakhon Ratchasima city but in the end the owner anuwong was arrested detention until the end of the Thai army life, opening to subdue the Nakhon Ratchasima owner anuwong. Army to forcibly people from the left side of Mekong to city Pak hueang and birthday (a branch network, wongthongsri) is the Governor's mouth hueang first, and then confer new cities that city Chiang Khan To date King chulachomklao King they Chinese HO. Army metal city Vientiane Prabang and has the same name city Chiang Khan robbery that is left side of Mekong migratory fishermen Chiang Khan, so old people into the city Chiang Khan (the city to the Pak hueang)

    Next, that the new geography of the new city of Chiang Khan ( Pak hueang city) is not appropriate, so most people emigrate to Ban tha na Jen which near the current location of Amphoe Chiang Khan.

    That new city Chiang Khan. territory land right Mekong, France Making the mouth hueang defensive of France Thais address city Pak hueang then came new city Chiang Khan. Or bangmaenang current entirely Chiang Khan “ renamed the city as the city new ” set Chiang Khan that measuring densities are Called Sala city Chiang Khan later. Move near the temple Phon tanasuwan until the year 2452 B.E Mueang Chiang Khan.

    Which Phraya SI AK ha (thongthai good SI sublime) receive position Sheriff Chiang Khan first person. The following year 2484 B.E move that to Amphoe Chiang Khan arrived at the current address as long as all today.