Sex ratio at birth (males per 100 females)
Rankings at a glance
Highest 10 · Sex ratio at birth (males per 100 females) (2026)
With 116.3 males per 100 females in 2026, Liechtenstein is projected to lead the world in sex ratio at birth (males per 100 females), followed by the Northern Mariana Islands (115.1 males per 100 females) and Azerbaijan (110.5 males per 100 females). The top 5 is rounded off by Vietnam (110.1 males per 100 females) and China (109.3 males per 100 females). Further down, Tonga (108.1 males per 100 females) and Macao (107.8 males per 100 females) hold the next two spots. Hong Kong (107.7 males per 100 females), Palau (107.7 males per 100 females), and the Philippines (107.7 males per 100 females) round out the top ten. Six of the top ten are in Asia, with three from Eastern Asia.
Rank changes
How sex ratio at birth (males per 100 females) changed between 2025 and 2026
Historical trends
Key terms
- Total fertility rate (TFR)
- — Average number of children a woman would have over her lifetime at current rates.
- Crude birth rate (CBR)
- — Births per 1,000 people per year.
- Net reproduction rate (NRR)
- — Average number of daughters per woman surviving to reproductive age.
- Replacement level
- — TFR of approximately 2.1 needed to maintain a stable population without migration.
Frequently asked questions
- Which country has the highest sex ratio at birth?
- Liechtenstein is projected to have the highest sex ratio at birth at 116.3 males per 100 females in 2026, according to UN Population Division (2024).
- Which country has the lowest sex ratio at birth?
- Zambia is projected to have the lowest sex ratio at birth at 101.1 males per 100 females in 2026, according to UN Population Division (2024).
- What is the global sex ratio at birth?
- The global sex ratio at birth is projected to be 105.3 males per 100 females in 2026, as published by the United Nations in World Population Prospects 2024.






