Thailand · ประเทศไทย
Recognised in 1999. Still waiting to be delivered.
Thailand named Thai Sign Language the national language of Deaf people before almost anyone else in the region, and runs a real relay service. There are 571 interpreters for the whole country. We have no partner in Thailand yet. That is what this page is for.
This page in TSL
A Deaf creator from Thailand signs this page, credited by name. Recording begins when we have a local creator — that is one of the things we are looking for.
Where Thailand stands
Closer than it looks.
In plain words
Here is who lives here and what reaches them. Some of it already works. Where a number is missing, we say so instead of guessing.
Every figure carries its source and says what it measures — surveys that ask people and clinics that test people produce different numbers, and we will not blur them together. Send us a better source and we will use it.
- Deaf and hard of hearing
- 398,659 registered · 0.60% SourceRegistered-disability figures understate true prevalence, especially among older people: 56% of all registered disabled people in Thailand are over 60.Central Registration Office, via NADT, 2021
- Blind and low vision
- 185,523 registered · 0.28% SourceThe same voluntary registration system underlies every disability category, so this is a floor.Central Registration Office, via NADT, 2021
- Functionally illiterate
- 1.17% illiterate SourceBasic literacy, not functional literacy. The same survey separately flags declining functional reading skills among older and unemployed people that the 99% headline does not capture.2025 national literacy survey, 2025
- Sign language
- Thai Sign Language (TSL) · ISO 639-3: tsq
- People who sign it
- 56,000–67,000 SourceDated estimates recalculated from 1999 research. No current official census of Thai Sign Language fluency exists.Reilly & Suvannus, as recalculated; linguistic literature, 2008
- Interpreters
- About 200 registered SourcePress-reported rather than published by the department's own registry. The government has announced 77 new provincial posts and fast-track training for 180 more interpreters across 2025–2026. This is among the widest interpreter-to-population gaps of any country surveyed.Department of Empowerment of Persons with Disabilities, reported by Bangkok Post, 2025
The gap, in one number
There are not enough interpreters. There were never going to be.
Interpreters are skilled professionals and there will never be enough of them to cover every film, lesson, clinic visit and news bulletin. That is not a criticism of interpreters — it is arithmetic.
Recorded sign language does not replace an interpreter in a hospital room. It covers the enormous amount of content no interpreter was ever going to be booked for — so the interpreters go where only a person will do.
1 : 1,993
One qualified interpreter for every 1,993 Deaf and hard-of-hearing people.
398,659 people registered with hearing or communication disabilities ÷ 200 registered interpreters. We show the arithmetic because the two numbers come from different places.
Promised, and delivered
Compliant isn't the same as understood.
Thailand has already written much of this into law. The distance between the promise and the ordinary day is where we work.
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The law says
Deaf people must be able to reach services through sign language.
And it works
A national relay service does exactly that, through interpreters, by video, at well over a thousand calls a day. It is real and it is used.
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The law says
People with disabilities have the right to a sign language interpreter, free of charge.
In practice
571 interpreters are registered for 432,495 registered Deaf people. The right exists; the arithmetic does not support it. The government is adding one post per province.
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The law says
Thai Sign Language is the national language of Deaf people.
In practice
Recognised in 1999, and still not standard on the news, in classrooms, or across public services. Recognition raised the floor for argument; it did not build the service.
An ordinary day
Today, and when this works.
Not emergencies. Ordinary days, in this country, as they are now — and as they are somewhere else already.
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The evening news
Today
Sign language appears on some broadcasts, not as a matter of course. Recognition in 1999 did not put an interpreter on the schedule.
When this works
The bulletin signed every night, and the programmes after it.
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School
Today
The law gives a right to an interpreter free of charge. With 571 interpreters nationally, whether a Deaf student gets one depends on which province they live in.
When this works
Lessons recorded in Thai Sign Language by Deaf teachers, available in every province at once.
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Calling for help
Today
A national relay service connects Deaf callers through interpreters by video, over a thousand calls a day. It has also gone dark for three months when funding lapsed.
When this works
This one already works. What it needs is funding that does not stop — the service proved the demand years ago.
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Finding an interpreter
Today
571 registered interpreters serve 432,495 registered Deaf people. The government is adding one post per province, which is 77 more.
When this works
Recorded Thai Sign Language covering what is the same for everyone, so those interpreters go where only a person will do.
None of the right-hand column is hypothetical. Every part of it already works in some country — a signed news bulletin, an emergency line that answers without a voice, Deaf teachers in a Deaf school. Just not all of them in the same one.
An ordinary day, signed
This section matters most to people who do not read the written language, so it is first in the signing queue for this country.
What would change here, starting now
Months, not years.
Three things a local partner and a11y could put in front of people quickly — each one already built, just not here yet.
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Content people actually watch, in TSL
Deaf creators here sign films, lessons and public information, and are paid for it. The delivery layer already exists — what it needs is this country's sign language in it.
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One city, one service
A single public service — a clinic, a council channel, a cinema — made accessible end to end, with the receipts published. Elsewhere that has meant ordinances passing and budgets moving.
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A signed news digest
A regular summary in TSL, made by paid local Deaf creators. Small enough to start this year, and it is how a creator community starts earning.
These are descriptions of a first project, not work we have done here. We have no partner in Thailand yet.
Who this gets built with
We would not be arriving to an empty room.
Deaf communities here have been organising, teaching and campaigning for decades. Anything we do belongs alongside them, not in front of them.
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National Association of the Deaf in Thailand
Deaf-led
The national Deaf-led association, which campaigned for the 1999 recognition of Thai Sign Language and represents Deaf people nationally.
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Department of Empowerment of Persons with Disabilities
The government department that runs the disability register and the provincial interpreter posts. Listed for completeness — it is a state body, not a Deaf-led organisation.
These organisations are not a11y partners — they are the people already doing this work here. If we come to this country, it should be alongside them.
People signing in TSL today
We are still finding Deaf creators publishing in TSL. Tell us who we should be following.
Start something
Looking for a partner.
No local partner yet. We are looking for a Deaf-led organisation, a broadcaster or a province to work with here.
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I sign TSL
Create.Get paid.Be seen.
Deaf creators come first here. If you sign, you are who we most want to hear from.
Go -
I know who you should talk to
Name them.Introduce us.
An association, a school, a broadcaster, a creator. A name and a reason is enough.
Go -
I work for a city or government
Mandate.Budget.Service.
You may already have the law and the money. What is missing is the service.
Go
Know your rights
What you are entitled to here.
In plain words
These are things the law already says you can ask for. If you have been refused any of them, that refusal was against the law — not a favour you were denied.
Written plainly, with the law behind each one linked as a receipt. This is the part of the page we would most like a local Deaf organisation to check and correct.
- Your language
Recognised as the national language of Deaf people in Thailand since 1999.
A Ministry of Education resolution signed in August 1999 on behalf of the government named Thai Sign Language the national language of Deaf people — one of the earliest such recognitions anywhere in Asia.
- In an emergency
Yes. A national relay service connects Deaf people through sign language interpreters, and carries well over a thousand calls a day.
The Thai Telecommunication Relay Service runs as part of the Universal Service Obligation, with interpreters relaying calls by video. Its funding is periodic rather than permanent, and a three-month interruption left Deaf callers without it.
What opens a full page
This page grows when three things are true.
- A local Deaf creator has recorded this page in Thai Sign Language — named and paid.
- There is at least one real, local fact with a source behind it.
- Someone owns keeping it current.
Until then it stays honest about what it is: the situation, and an open invitation. All countries · See a full country page