What is the difference in proportion of seats held by women in national parliaments between Iran, Islamic Republic of and Tonga?

1.1%, with Iran, Islamic Republic of ahead.

How many years of comparable data are there for Iran, Islamic Republic of and Tonga?

27 years are reported by both, from 1997 to 2025.

Iran, Islamic Republic of vs Tonga: Proportion of seats held by women in national parliaments

Iran, Islamic Republic of

4.9%

in 2025

Tonga

3.8%

in 2025

Iran, Islamic Republic of rank

182nd

Tonga rank

185th

Proportion of seats held by women in national parliaments over time

Iran, Islamic Republic of
Tonga

How they compare

Iran, Islamic Republic of currently reports 4.9% against 3.8% in Tonga, a difference of 1.1%.

That makes Iran, Islamic Republic of's figure about 1.3 times Tonga's.

The two have swapped places 8 times across 27 shared years of data; in 1997 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 182nd and Tonga ranks 185th of 193 countries.

Iran, Islamic Republic of has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Iran, Islamic Republic of	Tonga	Difference	Ahead
1990s	4.9%	0.0%	4.9%	Iran, Islamic Republic of
2000s	3.7%	1.8%	1.9%	Iran, Islamic Republic of
2010s	4.1%	3.3%	0.8%	Iran, Islamic Republic of
2020s	5.4%	4.9%	0.5%	Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher proportion of seats held by women in national parliaments, Iran, Islamic Republic of or Tonga?: Iran, Islamic Republic of, at 4.9% against 3.8% in Tonga as of 2025.
What is the difference in proportion of seats held by women in national parliaments between Iran, Islamic Republic of and Tonga?: 1.1%, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Tonga?: 27 years are reported by both, from 1997 to 2025.
How do Iran, Islamic Republic of and Tonga rank globally for proportion of seats held by women in national parliaments?: Iran, Islamic Republic of ranks 182nd and Tonga ranks 185th of 193 countries.
Where does this data come from?: Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU), published as Proportion of seats held by women in national parliaments (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Tonga: Proportion of seats held by women in national parliaments. Statizoid, drawing on Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU). Retrieved 13 September 2026, from https://public-sector.statizoid.com/compare/proportion-of-seats-held-by-women-in-national-parliaments-percent/iran-islamic-rep/tonga/

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About this data

Indicator: Proportion of seats held by women in national parliaments (%)
Unit: %
Source: Monthly ranking of women in national parliaments, Inter-Parliamentary Union (IPU)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 240 places, 6,573 data points, 1997–2025
Last refreshed: 03 September 2026

Women in parliaments are the percentage of parliamentary seats in a single or lower chamber held by women.