Mściów [mɕt͡ɕuf] is a village in the administrative district of Gmina Dwikozy, within Sandomierz County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 3 kilometres (2 mi) south-east of Dwikozy, 6 km (4 mi) north-east of Sandomierz, and 86 km (53 mi) east of the regional capital Kielce.