Złotnik [ˈzwɔtnik] is a village in the administrative district of Gmina Żary, within Żary County, Lubusz Voivodeship, in western Poland. It lies approximately 8 kilometres (5 mi) north-east of Żary and 36 km (22 mi) south-west of Zielona Góra.

After World War II, Poles repatriated from Pleșa, Solonețu Nou and Panka settled in Złotnik.