Surname Phanwadi (Phanwadi 
) , across the world, is an extremely rare last name. Much more frequently, Phanwadi is the forename as well as the last name.
Madden, Ratana, Kitiwatsakun, Treepong, Sangkarak, Sukkhasem, Suwanmajo, Kittiwatsakul, and Kittiwatsakun