Proćwin [ˈprɔt͡ɕfin] is a village in the administrative district of Gmina Końskie, within Końskie County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 3 kilometres (2 mi) north-west of Końskie and 41 km (25 mi) north-west of the regional capital Kielce.