Serby [ˈsɛrbɨ] (German: Zerbau, 1938-45: Lerchenberg) is a village in the administrative district of Gmina Głogów, within Głogów County, Lower Silesian Voivodeship, in south-western Poland. It lies approximately 0.16 km (0.099 mi) north-east of Głogów, and 89 km (55 mi) north-west of the regional capital Wrocław.
Prior to 1945 it was in Germany. After World War II the region was placed under Polish administration and ethnically cleansed according to the post-war Potsdam Agreement. The native German populace was expelled and replaced with Poles.
The village has an approximate population of 1,200.