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Last name Gustavas (Густав , Gustavas ) , throughout the world, is a very rare cognomen. The last name Gustavas is characteristic of Bulgaria, where it is a rare surname, Ukraine, where it is a very rare surname, and Kyrgyzstan. In absolute terms, it most frequently occurs in Eastern Europe, particularly Russia, Ukraine, and Bulgaria. More frequently, Gustavas is the forename as well as the last name.
Sims, Mills, Kynas, Searcy, Latson, Molinas, Pearson, Pecetauskas, Tubutis, Mordvinukas, Stanaitis, Adomaitis, Washington, Davidavicius, and Marcinkevičius