Gmina Siekierczyn is a rural gmina (administrative district) in Lubań County, Lower Silesian Voivodeship, in south-western Poland.

Its seat is the village of Siekierczyn, which lies approximately 9 kilometres (6 mi) west of Lubań, and 130 kilometres (81 mi) west of the regional capital Wrocław.

The gmina covers an area of 49.55 square kilometres (19.1 sq mi), and as of 2019 its total population is 4,510.

The gmina contains the villages of Nowa Karczma, Pisaczów, Ponikowo, Rudzica, Siekierczyn, Wesołówka, Wyręba and Zaręba.

This Lubań County location article is a stub.