Łagoszów Wielki (Polish pronunciation: [waˈɡɔʂuv ˈvjɛlkʲi]) is a village in the administrative district of Gmina Radwanice, within Polkowice County, Lower Silesian Voivodeship, in south-western Poland.

It lies approximately 2 kilometres (1 mi) east of Radwanice, 11 kilometres (7 mi) north-west of Polkowice, and 91 kilometres (57 mi) north-west of the regional capital Wrocław.