ZN, Zn, Zn, or ℤn may stand for:
Znamenka (Russian: Знаменка) or Znamyonka (Знамёнка) is the name of several inhabited localities in Russia.
Znamensky (Russian: Зна́менский; masculine), Znamenskaya (Зна́менская; feminine), or Znamenskoye (Зна́менское; neuter) is the name of several rural localities in Russia.
Znojmo (Czech pronunciation: [ˈznojmo]; German: Znaim) is a town in the South Moravian Region of the Czech Republic, the administrative capital of the Znojmo District.
Znesinnya Regional Landscape Park (Ukrainian: Регіональний ландшафтний парк "Знесіння") is the largest park in Lviv, Ukraine.
In number theory, Znám's problem asks which sets of k integers have the property that each integer in the set is a proper divisor of the product of the other integers in the set, plus 1. Znám's problem is named after the Slovak mathematician Štefan Znám, who suggested it in 1972, although other mathematicians had considered similar problems around the same time.
ZNAP is a global mobile business platform developed by Hong Kong-based company MPayMe, a business technology company founded in 2010. ZNAP has been acquired by Powa Technologies in June 2014. Powa Technologies went bankrupt in February 2016.
Zinc finger protein 384 is a protein that in humans is encoded by the ZNF384 gene.
Zinc finger protein 217, also known as ZNF217, is a protein which in humans is encoded by the ZNF217 gene.
Zinc finger protein 148 is a protein that in humans is encoded by the ZNF148 gene.