Family name Laddarat (Laddarat 
) , all over the world, is an extremely rare last name. Much more prevalently, Laddarat is the forename as well as the last name.
Yuda, Charoenroi, Thongkong, Kasemsuka, Thongsuk, Phruphetkaew, Petphong, Kilawit, Khomkon, Chairat, Ainkaeo, Srikham, Mokthong, Pathom, Binrum, Sukma, Padchayaphum, and Jarumaneeroj