Share of births that are twins in Iceland
Iceland: Share of births that are twins was 1.2% in 2020. ▼ Falling
Share of births that are twins in Iceland, 1850–2020
Source: Human Multiple Births Database (2024) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for share of births that are twins in Iceland is 1.2%, measured in 2020.
Compared with earlier readings it is down 22.2% on the previous year and down 14.2% over ten years.
Over the whole period, share of births that are twins in Iceland peaked at 2.4% in 1881 and was at its lowest, 0.6%, in 1976.
Iceland ranks 20th of 23 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 165 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 1.5% | 0.8% | 1.9% | 9 |
| 1860s | 1.5% | 1.1% | 1.9% | 10 |
| 1870s | 1.8% | 1.4% | 2.1% | 5 |
| 1880s | 1.7% | 1.4% | 2.4% | 10 |
| 1890s | 1.8% | 1.5% | 2.2% | 10 |
| 1900s | 1.6% | 1.1% | 2.3% | 10 |
| 1910s | 1.5% | 1.1% | 1.9% | 10 |
| 1920s | 1.5% | 1.2% | 1.8% | 10 |
| 1930s | 1.3% | 0.9% | 1.6% | 10 |
| 1940s | 1.2% | 0.9% | 1.8% | 10 |
| 1950s | 1.0% | 0.9% | 1.2% | 10 |
| 1960s | 1.0% | 0.8% | 1.4% | 10 |
| 1970s | 0.9% | 0.6% | 1.1% | 10 |
| 1980s | 0.9% | 0.7% | 1.2% | 10 |
| 1990s | 1.7% | 1.0% | 2.0% | 10 |
| 2000s | 1.8% | 1.5% | 2.1% | 10 |
| 2010s | 1.5% | 1.3% | 1.7% | 10 |
| 2020s | 1.2% | 1.2% | 1.2% | 1 |
Countries ranked near Iceland
More reference data data for Iceland
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0288 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0708 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.1854 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0001 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.1854 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0964 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.062 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.2576 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.7664 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.0005 (2050)
Frequently asked questions
- What is share of births that are twins in Iceland?
- Share of births that are twins in Iceland was 1.2% in 2020, according to Human Multiple Births Database (2024) – processed by Our World in Data.
- What is the highest share of births that are twins recorded in Iceland?
- The highest recorded value was 2.4% in 1881.
- What is the lowest share of births that are twins recorded in Iceland?
- The lowest recorded value was 0.6% in 1976.
- How does Iceland rank for share of births that are twins?
- Iceland ranks 20th out of 23 countries with data for 2020.
- Is share of births that are twins rising or falling in Iceland?
- Over the last ten years it is down 14.2%. The long-run trend across the full record is falling.
- Where does this Iceland data come from?
- The figures come from Human Multiple Births Database (2024) – processed by Our World in Data, published as part of Share of births that are twins. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 165 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The number of twin deliveries per 100 deliveries.