Surname Adelajdo (Adelaide 
, Adelajdo) , in the entire world, is quite a common cognomen. The family name Adelajdo is habitual in Seychelles, where it is quite a common surname, Martinique, and Mauritius. Measured by absolute frequency, the name is most common in France, Indonesia, and Ghana. More prevalently, Adelajdo is the forename as well as the last name.