Last name Радхика (Radhika 
, Радхика 
) , around the globe, is a common family name. The surname Радхика is characteristic of Fiji, where it is quite a rare surname, Mauritius, and India. Not in comparison with a country's population, it most frequently occurs in India, Indonesia, and Sri Lanka. Much more prevalently, Радхика is the forename as well as the last name.