Skip to main content
Home
Contact Us
News
Search
Search
Close Search Modal
Toggle Search Form
Toggle menu
About us
Our vision and our work
The Welsh Language Commissioner’s Strategic Plan 2025–2030
Annual Report 2023-24
Governance
The Welsh Language Commissioner's Leadership Team
Audit and Risk Committee
Advisory Panel
Policies and Corporate Documents
The Welsh Language Comissioner's Newsletters
News
Work for us
Your Rights
Make a complaint
Freedom to use Welsh
Your legal rights
Iaith Gwaith
'Defnyddia dy Gymraeg' campaign
'Defnyddia dy Gymraeg' form
What do organisations have to do?
Who operates language duties?
Welsh Language Standards
Welsh language schemes
Enforcement policy
Seeking Your Views: Welsh Language Commissioner's Enforcement Policy
The Welsh Language Commissioner's Education Pack
Public Organisations
Welsh language standards
The imposition process
Challenge and appeal
Codes of practice
Compliance notices
Advice and support
Advice documents
Effective practices
Reports
Significant investigations
Policy Making Standards
Promoting Compliance Programme
Complaints and investigations
Register of enforcement action
The Welsh Language Tribunal
Freedom to use Welsh
Welsh language schemes
Regulatory Outcomes
Businesses and charities
Cynnig Cymraeg
Research
Guidance
Using Welsh on social media
Sports Resources
Training
Banking services available in Welsh
Policy and research
Our policy opinions
Education
Health
Housing and planning
The economy
Broadcasting and Media
Research
The position of the Welsh language 2016–20
2021 Census
Impact of the 2021 Census results on the work of the Welsh Language Commissioner
Data dashboard: Who speaks Welsh in Wales?
Welsh place-names
Standardisation of Welsh Place-names
Technical guidance
International place-names
Standardisation projects
Using Welsh
International work
Publications
Standardised Welsh Place-names list
Dyffryn
Standard form
Dyffryn
English form
Dyffryn
Type
Settlement
Postcode
CF34
Grid reference
SS851937
Local authority
Bridgend
Notes
Discover more
Wikidata
