Letterkenny (disambiguation)

Letterkenny (, meaning "Hillside of the O'Cannons") is a town in County Donegal, Ireland.

Letterkenny may also refer to:


 * Letterkenny (TV series), Canadian comedic TV show, and the name of the fictional town in which it is set
 * Letterkenny Township, Pennsylvania, a U.S. township named after Letterkenny in Ireland
 * Letterkenny Army Depot
 * Letterkenny, Ontario, an unincorporated community in the township of Brudenell, Lyndoch and Raglan in Ontario, Canada