Approximately two-thirds of Facebook's membership is female.

Paul Francis, through research (using Facebook's internal search to obtain data by setting limitations on country and gender), found that approximately two-thirds of Facebook members are female.

The statistics cover 42,966,780 users from the top 31 countries with the most registered users. The United States has the most users (over 18 million), followed by the United Kingdom (6.8 million), Canada (6.7 million), Australia (1.9 million), and Turkey (1.6 million). Among these, 40% of U.S. users are male, while 72% of Chinese users are female.