There were 66 720 000 Facebook users in Viet Nam in December 2019, which accounted for 65.1% of its entire population.
The majority of them were men - 51.2%.
People aged 25 to 34 were the largest user group (23 000 000).
The highest difference between men and women occurs within people aged 25 to 34, where men lead by 12 000 000.