Thailand vs United Kingdom: Population

Thailand

71.70 million people

in 2023

United Kingdom

68.68 million people

in 2023

Thailand rank

20th

United Kingdom rank

21st

Population over time

Thailand currently reports 71.70 million people against 68.68 million people in United Kingdom, a difference of 3.02 million people.

The two have swapped places 1 time across 241 shared years of data; in 1000 it was United Kingdom ahead.

Thailand ranks 20th and United Kingdom ranks 21st of 238 countries.

Indicator: Population
Unit: people
Source: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 239 places, 51,002 data points, 1000–2023
Last refreshed: 07 August 2026

Population by country, available from 10,000 BCE to 2023, based on data and estimates from different sources.