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Sex ratio at birth vs. at five years old in Brunei

Brunei: Sex ratio at birth vs. at five years old was 107.64 males per 100 females in 2023. ▬ Flat

Latest (2023)
107.64 males per 100 females
Change on year
down 0.1%
World rank
12th
of 236 countries
All-time high
112.28 males per 100 females
in 1977
All-time low
104.56 males per 100 females
in 1951
Years of data
74
1950–2023

Sex ratio at birth vs. at five years old in Brunei, 1950–2023

0255075100195019862023

Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in males per 100 females.

Analysis

The most recent figure for sex ratio at birth vs. at five years old in Brunei is 107.64 males per 100 females, measured in 2023.

That represents a change of down 0.1% on the previous year and down 0.3% over ten years.

Over the whole period, sex ratio at birth vs. at five years old in Brunei peaked at 112.28 males per 100 females in 1977 and was at its lowest, 104.56 males per 100 females, in 1951.

Brunei ranks 12th of 236 countries on this measure, in the top 10%.

Sex ratio at birth vs. at five years old in Brunei, year by year

Year males per 100 females Change
1950 106.71 males per 100 females —
1951 104.56 males per 100 females -2.0%
1952 104.93 males per 100 females +0.4%
1953 105.08 males per 100 females +0.1%
1954 105.31 males per 100 females +0.2%
1955 105.56 males per 100 females +0.2%
1956 105.76 males per 100 females +0.2%
1957 105.83 males per 100 females +0.1%
1958 105.67 males per 100 females -0.1%
1959 105.68 males per 100 females +0.0%
1960 106.25 males per 100 females +0.5%
1961 107.08 males per 100 females +0.8%
1962 108.04 males per 100 females +0.9%
1963 107.55 males per 100 females -0.5%
1964 106.78 males per 100 females -0.7%
1965 106.86 males per 100 females +0.1%
1966 106.83 males per 100 females -0.0%
1967 106.8 males per 100 females -0.0%
1968 106.78 males per 100 females -0.0%
1969 106.76 males per 100 females -0.0%
1970 107.41 males per 100 females +0.6%
1971 107.29 males per 100 females -0.1%
1972 107.19 males per 100 females -0.1%
1973 108.23 males per 100 females +1.0%
1974 109.17 males per 100 females +0.9%
1975 110.55 males per 100 females +1.3%
1976 112.13 males per 100 females +1.4%
1977 112.28 males per 100 females +0.1%
1978 110.04 males per 100 females -2.0%
1979 108.32 males per 100 females -1.6%
1980 108.61 males per 100 females +0.3%
1981 108.83 males per 100 females +0.2%
1982 109.17 males per 100 females +0.3%
1983 109.42 males per 100 females +0.2%
1984 109.53 males per 100 females +0.1%
1985 109.64 males per 100 females +0.1%
1986 109.83 males per 100 females +0.2%
1987 109.42 males per 100 females -0.4%
1988 109.81 males per 100 females +0.4%
1989 110.99 males per 100 females +1.1%
1990 110.18 males per 100 females -0.7%
1991 108.11 males per 100 females -1.9%
1992 107.78 males per 100 females -0.3%
1993 108.57 males per 100 females +0.7%
1994 108.84 males per 100 females +0.3%
1995 109.12 males per 100 females +0.3%
1996 109.43 males per 100 females +0.3%
1997 109.61 males per 100 females +0.2%
1998 109.7 males per 100 females +0.1%
1999 109.77 males per 100 females +0.1%
2000 109.73 males per 100 females -0.0%
2001 109.55 males per 100 females -0.2%
2002 109.29 males per 100 females -0.2%
2003 109.09 males per 100 females -0.2%
2004 108.95 males per 100 females -0.1%
2005 108.86 males per 100 females -0.1%
2006 108.76 males per 100 females -0.1%
2007 108.04 males per 100 females -0.7%
2008 108.61 males per 100 females +0.5%
2009 110.09 males per 100 females +1.4%
2010 108.83 males per 100 females -1.1%
2011 107.41 males per 100 females -1.3%
2012 107.76 males per 100 females +0.3%
2013 107.98 males per 100 females +0.2%
2014 107.88 males per 100 females -0.1%
2015 108.04 males per 100 females +0.1%
2016 108.13 males per 100 females +0.1%
2017 108.24 males per 100 females +0.1%
2018 108.27 males per 100 females +0.0%
2019 108.25 males per 100 females -0.0%
2020 108.06 males per 100 females -0.2%
2021 107.85 males per 100 females -0.2%
2022 107.74 males per 100 females -0.1%
2023 107.64 males per 100 females -0.1%

Brunei compared with similar countries

  • Brunei's 107.64 males per 100 females is above the median for high income countries, which is 105.33 males per 100 females, 1.0× the median. (85 countries reporting)
  • Brunei's 107.64 males per 100 females is above the median for East Asia & Pacific, which is 106.41 males per 100 females, 1.0× the median. (37 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1950s 105.51 males per 100 females 104.56 males per 100 females 106.71 males per 100 females 10
1960s 106.97 males per 100 females 106.25 males per 100 females 108.04 males per 100 females 10
1970s 109.26 males per 100 females 107.19 males per 100 females 112.28 males per 100 females 10
1980s 109.53 males per 100 females 108.61 males per 100 females 110.99 males per 100 females 10
1990s 109.11 males per 100 females 107.78 males per 100 females 110.18 males per 100 females 10
2000s 109.1 males per 100 females 108.04 males per 100 females 110.09 males per 100 females 10
2010s 108.08 males per 100 females 107.41 males per 100 females 108.83 males per 100 females 10
2020s 107.82 males per 100 females 107.64 males per 100 females 108.06 males per 100 females 4

Countries ranked near Brunei

  1. 9 Tonga 107.91 males per 100 females compare
  2. 10 Uzbekistan 107.73 males per 100 females compare
  3. 11 Hong Kong 107.7 males per 100 females compare
  4. 13 North Macedonia 107.61 males per 100 females compare
  5. 14 Macao 107.57 males per 100 females compare
  6. 15 Philippines 107.5 males per 100 females compare

See the full ranking of 236 places →

More gender data for Brunei

All data for Brunei →

Frequently asked questions

What is sex ratio at birth vs. at five years old in Brunei?
Sex ratio at birth vs. at five years old in Brunei was 107.64 males per 100 females in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
What is the highest sex ratio at birth vs. at five years old recorded in Brunei?
The highest recorded value was 112.28 males per 100 females in 1977.
What is the lowest sex ratio at birth vs. at five years old recorded in Brunei?
The lowest recorded value was 104.56 males per 100 females in 1951.
How does Brunei rank for sex ratio at birth vs. at five years old?
Brunei ranks 12th out of 236 countries with data for 2023.
Is sex ratio at birth vs. at five years old rising or falling in Brunei?
Over the last ten years it is down 0.3%. The long-run trend across the full record is flat.
Where does this Brunei data come from?
The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Sex ratio at birth vs. at five years old. Statizoid updates them automatically from the source API.

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Sex ratio at birth vs. at five years old in Brunei. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 07 October 2026, from https://gender.statizoid.com/stat/sex-ratio-at-birth-vs-five-years-old/brunei-darussalam/

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About this data

Indicator
Sex ratio at birth vs. at five years old
Unit
males per 100 females
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed

Number of male births per 100 female births.