Samailli is a neighborhood in Nazilli District, in Aydın Province, Türkiye. Samailli lies at 722 m above sea level, in the Aydin mountains. It has 362 inhabitants. The nearest city is Nazilli, 10.5 km to the south. Among the landmarks around are Aphrodisias (49 km), Nysa on the Maeander (18.3 km) and Mastaura (8.5 km).