Linkou (林口) may refer to:

Mainland China

  • Linkou County, of Mudanjiang, Heilongjiang
  • Linkou, Heilongjiang, county seat of Linkou County
  • Linkou, Guizhou, town in Qixingguan District, Bijie

Taiwan

  • Linkou District, rural district of New Taipei
  • Linkou Line, railway branch line, located in Taoyuan County and New Taipei
  • Linkou Station, station on the Linkou Line in Linkou District, New Taipei
  • New Taipei Municipal Lin-kou High School (formerly National Linkou High School), a high school in Linkou District, New Taipei