Hiraethog
# Hiraethog

Hiraethog may refer to:

* Gruffudd Hiraethog (died 1564), Welsh language poet
* Hiraethog Rural District, rural district in Denbighshire, Wales, from 1935 to 1974
* Mynydd Hiraethog, upland region in Conwy and Denbighshire in north-east Wales
* William Rees (Gwilym Hiraethog) (1802–1883), Welsh poet and author
