Perera is a surname of Portuguese origin. The name is a variant of the common Portuguese surname Pereira (meaning pear tree). There are other variants in the Iberian Peninsula: Perer (Catalan), Perero, Pereros (Extremadura, Salamanca and Valladolid), Pereyra, Pereyras, Das Pereiras, Paraira (Portuguese), Pereire, Pereyre (Pyrenees), Pereiro, Pereiros (Galician).