1 Washington:

The US capital is named for the country's first President, George Washington.

2 Monrovia: Named after US President James Monroe, who was a supporter of the colonisation of Liberia.

3 Georgetown: The capital of the former British colony of Guyana is named after King George III.

4 Valletta: The Maltese capital is named after Jean Parisot de Valette, who defended the island from an Ottoman invasion.

5 Port Louis: Named after King Louis XV of France, it is the capital of Mauritius.

6 Rome: The Italian capital is named after Romulus, one of the city's founders.

7 Wellington: The New Zealand capital is named for The Duke of Wellington, hero of the Battle of Waterloo.

8 Port Moresby: Captain John Moresby was the first European to see Papua New Guinea.

9 Gaborone: Tha Botswanan capital gets its name from tribal chief Kgosi Gaborone.

10 Pretoria: The South African capital was named after Afrikaan pioneer, Marthinus Pretorius.