Rhyd Ddu
Llyn y Dywarchen
Rhyd Ddu Location within Gwynedd
Population	37
OS grid reference	SH568485
Community	Betws Garmon
Principal area	Gwynedd
Preserved county	Gwynedd
Country	Wales
Sovereign state	United Kingdom
Post town	Caernarfon
Postcode district	LL54
Dialling code	01286
Police	North Wales
Fire	North Wales
Ambulance	Welsh
UK Parliament	Arfon
Senedd Cymru – Welsh Parliament	Arfon
List of places UK Wales Gwynedd 53°03′14″N 4°08′10″W / 53.054°N 4.136°W / 53.054; -4.136

Rhyd-ddu (/ˌriːdˈðiː/; Welsh: [ˌr̥iːdˈðiː]; lit. 'black ford') is a small village in Snowdonia, North Wales which is a starting point for walks up Snowdon (via the Rhyd Ddu Path), Moel Hebog, Yr Aran and the Nantlle Ridge.

It lies on the A4085 between Beddgelert and Caernarfon, at its junction with the B4418 to Nantlle and Penygroes.

Rhyd Ddu railway station is one of the stops on the Welsh Highland Railway between Caernarfon and Porthmadog.

T. H. Parry-Williams, the poet, author and academic was born and raised at Rhyd-ddu. He twice won both the chair and the Crown at the National Eisteddfod, in 1912 and 1915.

• Walks from Rhyd Ddu and local information
• The Rhyd-Ddu and Y Garn Walk
• Rhyd-Ddu Guide
• www.geograph.co.uk : photos of Rhyd Ddu and surrounding area
• Map sources for Rhyd-ddu