Surname सुधा (Sudha 
, सुधा ) , all around the world, is a common cognomen. The cognomen सुधा is habitual in Maldives, where it is quite a common surname, Kuwait, where it is quite a rare surname, and Qatar. In absolute terms, this name is the most popular in India, Saudi Arabia, and United Arab Emirates. Much more prevalently, सुधा is the forename as well as the last name.