Piaseczny may refer to:

People Andrzej Piaseczny (born 1971) more commonly known as Piasek, is a Polish singer

Places Babiec Piaseczny, a village in the administrative district of Gmina Rościszewo Osiek Piaseczny, a village in the administrative district of Gmina Zawidz

See also Piaseczno (disambiguation)