Cognomen Decome (Decome 
) , all over the world, is a rare last name. The family name Decome is habitual in France, where it is a rare surname, Brazil, where it is a very rare surname, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in France, Brazil, and the United States. Much less frequently, Decome is the forename as well as the last name.
Ana, Cleide, Percio, Judith, Thomas, Nerlie, Yolene, Marlene, Mathieu, Mickael, Coralie, Bernard, Roberto, Réjane, Georges, Gilbert, Justine, Nicolas, Vanessa, Fabrice, Florent, Olivier, Aurore, Agnès, Alexia, Alexis, Jose, Joao, Jean, Hans, Marco, Manon, Pedro, Dante, Laura, Luiza, Michèle, Tracy, Eline, Ediel, Erico, Fabio, Irene, Idely, Ignez, Osmar, Marion, Magali, Neusa, and Stephane