Iazu

Iazu may refer to:


 * Iazu (crater), a crater on Mars
 * Iazu, a village in Cojasca Commune, Dâmbovița County, Romania
 * Iazu, a village in Scânteia Commune, Ialomița County, Romania
 * Iazu, a village in Măgurele Commune, Prahova County, Romania