HHK
# HHK

HHK can mean:

* Happy Hacking Keyboard
* Henry H. Kennedy, Jr. (born 1948), United States District Judge
* Ho-Ho-Kus, New Jersey, United States
* Marching and Cycling Band HHK, a Dutch music association
* Republican Party of Armenia (Armenian: Հայաստանի Հանրապետական Կուսակցություն, ՀՀԿ, Hayastani Hanrapetakan Kusaktsutyun)
* Restored Reformed Church (Dutch: Hersteld Hervormde Kerk), a Christian denomination in the Netherlands
* Hybrid Histidine Kinase, a protein in fungal cells
