Ubon Ratchathani (Thài-kok-gí: อุบลราชธานี) sī Thài-kok Isan tē-khu (Thài-kok tang-pak) ê chi̍t-ê (Changwat), siú-hú sī Ubon Ratchathani, tāi-iok ū 169 bān ê jîn-kháu, thó͘-tē bīn-chek 15744.8 km².

Ubon Ratchathani Hú
จังหวัดอุบลราชธานี
—    —
Ubon Ratchathani Hú ê kî-á
Kî-á
Ubon Ratchathani Hú ê ìn-á
Ìn-á
ê uī-tì
ê uī-tì
Keng-hūi-tō͘: 15°13′46″N 104°51′04″E / 15.22944°N 104.85111°E / 15.22944; 104.85111
Kok-ka Thài-kok
Tē-khu Isan
Hú-siâⁿ Ubon Ratchathani
Bīn-chek
 - Lóng-chóng 15,626 km2
Jîn-kháu (2022)
 - Lóng-chóng 1,869,806 lâng
 - Bi̍t-tō͘ 119.7/km2
Sî-khu ICT (UTC+7)
Bāng-chām www.ubonratchathani.go.th