GFK

GFK may refer to:

Transportation

 * Grand Forks International Airport, North Dakota, United States
 * Grand Forks (Amtrak station), North Dakota, United States

Other uses

 * GfK, a German market research organisation
 * GFK (band), a Canadian hardcore metal band
 * Fiberglass
 * Ghostface Killah (born 1970), American rapper
 * Patpatar language
 * Gazişehir Gaziantep F.K., a football club in Turkey