How many men are there in the world?

3,4 billion.

As reported by the World Bank’™s GenderStats, the world’™s male population is about 3,4 billion, which represents 50.6% of the total population. The countries with the highest male population ratios are Qatar, with 75.2%, and Kuwait, with 59.7%; contrarily, Estonia and Netherlands Antilles present the lowest male population ratio (46.1%).