1950 # Country Population(1950) WorldShare 2023Rank 1 China 543,979,233 21.8 % (2) 2 India 357,021,100 14.3 % (1) 3 United States 148,281,550 5.9 % (3) 4 Russia 102,580,107 4.1 % (9) 5 Japan 84,353,049 3.4 % (12) 6 Germany 70,964,095 2.8 % (19) 7 Indonesia 69,567,619 2.8 % (4) 8 Brazil 53,955,359 2.2 % (7) … Continue reading Most Populous Countries in the World (Past, Present, and Future)