Stremț (Hungarian: Diód, Diódváralja; German: Nußschloss; Latin: Subalpestris) is a commune of Alba County, in the Apuseni Mountains of Western Transylvania, Romania.

With a population of 2,418 (according to the 2011 census), the commune is composed of four villages: Fața Pietrii, Geomal, Geoagiu de Sus, and Stremț.

The current mayor, re-elected in 2020, is Traian Ștefan Popa. In 2014, former King Michael I of Romania was declared honorary citizen of Stremț.

In Romanian	In Hungarian	In German	date first attested
Fața Pietrii	Facapetri		1956
Geomal	Diómál	Nußdorf	1262
Geoagiu de Sus	Felgyógy		1282
Stremț	Diód or Diódváralja	Nußschloss	1334

Natives

• Ștefan Meteș [ro] (1887 – 1977), priest and historian, corresponding member of the Romanian Academy
• Daniel Nicula (born 2003), footballer