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Average IQ by country: 1. 🇯🇵 Japan: 106.48 2. 🇹🇼 Taiwan: 106.47 3. 🇸🇬 Singapore: 105.9 4. 🇭🇰Hong Kong: 105.34 5. 🇨🇳 China: 104.1 6. 🇰🇷 South Korea: 102.3 9. 🇱🇮 Liechtenstein: 101.1 10. 🇩🇪 Germany: 100.7 15. 🇰🇭 Cambodia: 99.75 16. 🇨🇦 Canada: 99.5 17. 🇦🇺 Australia: 99.2 20. 🇬🇧 United Kingdom: 99.1 24. 🇳🇿 New Zealand 29. 🇺🇸 United States: 97.4 31. 🇸🇪 Sweden: 97 32. 🇫🇷 France: 96.7 35. 🇷🇺 Russia: 96.3 45. 🇪🇸 Spain: 93.9 48. 🇵🇹 Portugal: 92.8 49. 🇮🇱 Israel: 92.43 57. 🇺🇦 Ukraine: 90.07 60. 🇻🇳 Vietnam: 89.5 61. 🇮🇶 Iraq: 89.3 64. 🇹🇭 Thailand: 88.87 70. 🇲🇽 Mexico: 87.7 73. 🇲🇾 Malaysia: 87.58 78. 🇦🇷 Argentina: 86.63 79. 🇱🇰 Sri Lanka: 86.6 98. 🇧🇷 Brazil: 83.4 106. 🇦🇪 UAE: 82.05 111. 🇵🇭 Philippines: 81.6 119. 🇮🇷 Iran: 80.01 130. 🇮🇩 Indonesia: 78.5 134. 🇵🇸 Palestine: 77.69 142. 🇪🇬 Egypt: 76.3 143. 🇮🇳 India: 76.2 According to a 2019 study by researchers Richard Lynn and David Becker at the ulster Institute.