Reported cases of leprosy in Tonga
Tonga: Reported cases of leprosy was 0 Cases in 2024. ◆ Volatile
Latest (2024)
0 Cases
World rank
131st
of 181 countries
All-time high
1 Cases
in 2018
All-time low
0 Cases
in 2005
Years of data
13
2005–2024
Reported cases of leprosy in Tonga, 2005–2024
Source: World Health Organization – Global Health Observatory (2026) – with minor processing by Our World in Data. Measured in Cases.
Analysis
The most recent figure for reported cases of leprosy in Tonga is 0 Cases, measured in 2024. That is the lowest value across all 13 years on record.
Over the whole period, reported cases of leprosy in Tonga peaked at 1 Cases in 2018 and was at its lowest, 0 Cases, in 2005.
Tonga ranks 131st of 181 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Reported cases of leprosy in Tonga, year by year
| Year | Cases | Change |
|---|---|---|
| 2005 | 0 Cases | — |
| 2006 | 0 Cases | — |
| 2007 | 0 Cases | — |
| 2008 | 0 Cases | — |
| 2009 | 0 Cases | — |
| 2010 | 0 Cases | — |
| 2016 | 0 Cases | — |
| 2018 | 1 Cases | — |
| 2019 | 0 Cases | -100.0% |
| 2021 | 0 Cases | — |
| 2022 | 1 Cases | — |
| 2023 | 0 Cases | -100.0% |
| 2024 | 0 Cases | — |
Tonga compared with similar countries
- Tonga's 0 Cases is below the median for upper middle income countries, which is 6 Cases. (51 countries reporting)
- Tonga's 0 Cases is below the median for East Asia & Pacific, which is 17.5 Cases. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0 Cases | 0 Cases | 0 Cases | 5 |
| 2010s | 0.25 Cases | 0 Cases | 1 Cases | 4 |
| 2020s | 0.25 Cases | 0 Cases | 1 Cases | 4 |
Countries ranked near Tonga
- 131 Albania 0 Cases
- 131 Algeria 0 Cases compare
- 131 Andorra 0 Cases compare
- 131 Antigua and Barbuda 0 Cases
- 131 Armenia 0 Cases
- 131 Austria 0 Cases
- 131 Bahamas 0 Cases compare
- 131 Barbados 0 Cases compare
- 131 Belarus 0 Cases
- 131 Belgium 0 Cases compare
- 131 Belize 0 Cases compare
- 131 Bosnia and Herzegovina 0 Cases
- 131 Brunei 0 Cases compare
- 131 Bulgaria 0 Cases
- 131 Cook Islands 0 Cases
- 131 Croatia 0 Cases
- 131 Cyprus 0 Cases compare
- 131 Czechia 0 Cases
- 131 Djibouti 0 Cases compare
- 131 Dominica 0 Cases compare
- 131 Estonia 0 Cases
- 131 Finland 0 Cases
- 131 Georgia 0 Cases
- 131 Grenada 0 Cases compare
- 131 Guatemala 0 Cases compare
- 131 Honduras 0 Cases compare
- 131 Hungary 0 Cases
- 131 Iceland 0 Cases
- 131 Jordan 0 Cases
- 131 Kazakhstan 0 Cases compare
- 131 Latvia 0 Cases
- 131 Lebanon 0 Cases compare
- 131 Lithuania 0 Cases
- 131 Luxembourg 0 Cases
- 131 Malta 0 Cases compare
- 131 Monaco 0 Cases
- 131 Mongolia 0 Cases
- 131 Nauru 0 Cases compare
- 131 Niue 0 Cases
- 131 North Korea 0 Cases
- 131 Norway 0 Cases compare
- 131 Romania 0 Cases
- 131 Saint Kitts and Nevis 0 Cases compare
- 131 Saint Vincent and the Grenadines 0 Cases compare
- 131 San Marino 0 Cases
- 131 Sao Tome and Principe 0 Cases compare
- 131 Seychelles 0 Cases compare
- 131 Slovakia 0 Cases
- 131 Slovenia 0 Cases
- 131 Syria 0 Cases compare
More reference data data for Tonga
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0105 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0092 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0197 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0197 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0353 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0269 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0446 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.1068 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0799 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 9.35 (2050)
Frequently asked questions
- What is reported cases of leprosy in Tonga?
- Reported cases of leprosy in Tonga was 0 Cases in 2024, according to World Health Organization – Global Health Observatory (2026) – with minor processing by Our World in Data.
- What is the highest reported cases of leprosy recorded in Tonga?
- The highest recorded value was 1 Cases in 2018.
- What is the lowest reported cases of leprosy recorded in Tonga?
- The lowest recorded value was 0 Cases in 2005.
- How does Tonga rank for reported cases of leprosy?
- Tonga ranks 131st out of 181 countries with data for 2024.
- Where does this Tonga data come from?
- The figures come from World Health Organization – Global Health Observatory (2026) – with minor processing by Our World in Data, published as part of Reported cases of leprosy. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The number of new cases of leprosy reported each year. Leprosy is a disease caused by a bacterial infection that can lead to significant disabilities.