More men in the world than women

Pink - Countries with more females
Green - Countries with equal numbers of males and females
Blue - More males than females
Grey - No data.

Source: The World Factbook

 A most comonly used justification for polygamy in Islam given by people like Naik and his followers is,

There are more women in the world than men

Let's look at the world sex ratio over all i.e. World Sex Ratio as male to female ratio.

at birth: 1.07 male(s)/female

under 15 years: 1.07 male(s)/female

15-64 years: 1.02 male(s)/female

65 years and over: 0.79 male(s)/female

total population: 1.01 male(s)/female (2011 est.)

Sources : scroll down to World in this list

Detailed UN Statistics listing ratios of male to female in different continents along with different age groups (PDF file)


And now the irony, the ratios of male to female is the highest in the Muslim countries including and esp the Arab world.

Afghanistan at birth: 1.05 male(s)/female

under 15 years: 1.05 male(s)/female

15-64 years: 1.05 male(s)/female

65 years and over: 0.92 male(s)/female

total population: 1.05 male(s)/female

Algeria at birth: 1.05 male(s)/female

under 15 years: 1.04 male(s)/female

15-64 years: 1.02 male(s)/female

65 years and over: 0.86 male(s)/female

total population: 1.01 male(s)/female

Egypt at birth: 1.05 male(s)/female

under 15 years: 1.05 male(s)/female

15-64 years: 1.03 male(s)/female

65 years and over: 0.83 male(s)/female

total population: 1.03 male(s)/female

Indonesia at birth: 1.05 male(s)/female

under 15 years: 1.04 male(s)/female

15-64 years: 1.01 male(s)/female

65 years and over: 0.79 male(s)/female

total population: 1 male(s)/female

Pakistan at birth: 1.05 male(s)/female

under 15 years: 1.06 male(s)/female

15-64 years: 1.09 male(s)/female

65 years and over: 0.92 male(s)/female

total population: 1.07 male(s)/female

Saudi Arabia at birth: 1.05 male(s)/female

under 15 years: 1.04 male(s)/female

15-64 years: 1.27 male(s)/female

65 years and over: 1.03 male(s)/female

total population: 1.17 male(s)/female

Sources: United Nations Statistics Division, Demographic and Social Statistics

Adult Sex Ratio (Proportion of Males to Females, Aged 15 to 64), Global Health Facts.