Nik (disambiguation)

Nik is a masculine given name. Nik or NIK may also refer to:

Places in Iran:
 * Nik, alternate name of Nik Shahr, a city
 * Nik, alternate name of Novik, Iran, a village
 * Nik, alternate name of Nig, Iran, a village
 * Nik, South Khorasan, a village

Other uses:
 * -nik, an English suffix of Slavic origin
 * NIK, the Supreme Audit Office (Poland) (Najwyższa Izba Kontroli)
 * Nomor Induk Kependudukan, the national single identity number of Indonesian identity card
 * NIK, a Japanese—South Korean boy group
 * One of the three 2002 FIFA World Cup mascots
 * MAP3K14, NFkB Inducing Kinase
 * Nik Software, producer of image processing applications