Merthyr (UK Parliament constituency)

Merthyr
Former borough constituency
for the House of Commons
19181950
Seatsone
Created fromMerthyr Tydfil
Replaced byMerthyr Tydfil

Merthyr was a borough constituency centred on the town of Merthyr Tydfil in Wales. It returned one Member of Parliament (MP) to the House of Commons of the Parliament of the United Kingdom.

The constituency was created for the 1918 general election, and abolished for the 1950 general election, when it was largely replaced by the new constituency of Merthyr Tydfil.