| Rank | Country | Sex ratio |
76 | Argentina | at birth: 1.052 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years: 1 male(s)/female 65 years and over: 0.7 male(s)/female total population: 0.97 male(s)/female (2011 est.) |
3 | Armenia | at birth: 1.124 male(s)/female under 15 years: 1.15 male(s)/female 15-64 years: 0.88 male(s)/female 65 years and over: 0.62 male(s)/female total population: 0.89 male(s)/female (2011 est.) |
216 | Aruba | at birth: 1.021 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 0.92 male(s)/female 65 years and over: 0.66 male(s)/female total population: 0.9 male(s)/female (2011 est.) |
| Ashmore and Cartier Islands | void |
| Atlantic Ocean | void |
66 | Australia | at birth: 1.055 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years: 1.03 male(s)/female 65 years and over: 0.84 male(s)/female total population: 1 male(s)/female (2011 est.) |
80 | Austria | at birth: 1.051 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years: 1.01 male(s)/female 65 years and over: 0.71 male(s)/female total population: 0.95 male(s)/female (2011 est.) |
7 | Azerbaijan | at birth: 1.116 male(s)/female under 15 years: 1.13 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 0.58 male(s)/female total population: 0.97 male(s)/female (2011 est.) |
173 | Bahamas, The | at birth: 1.03 male(s)/female under 15 years: 1.03 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 0.62 male(s)/female total population: 0.96 male(s)/female (2011 est.) |
213 | Bahrain | at birth: 1.028 male(s)/female under 15 years: 1.02 male(s)/female 15-64 years: 1.33 male(s)/female 65 years and over: 1.13 male(s)/female total population: 1.24 male(s)/female (2011 est.) |
157 | Bangladesh | at birth: 1.04 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 0.89 male(s)/female 65 years and over: 0.93 male(s)/female total population: 0.93 male(s)/female (2011 est.) |
224 | Barbados | at birth: 1.013 male(s)/female under 15 years: 1 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 0.64 male(s)/female total population: 0.94 male(s)/female (2011 est.) |