1908 state leaders - Events of 1909 - 1910 state leaders - State leaders by year

Africa

• Ethiopia - Menelik II, Emperor of Ethiopia (1889-1913)
• Liberia - Arthur Barclay, President of Liberia (1904-1912)
• Zanzibar - Sayyid Ali bin Hamud Al-Busaid, Sultan of Zanzibar (1902-1911)

Asia

• Afghanistan - Habibullah Khan, King of Afghanistan (1901-1919)
• China (Qing Dynasty)
  • Monarch - Xuantong Emperor of China (1908-1912)
  • Regent - Prince Zaifeng (1908-1911)
• Japan
  • Monarch - Meiji Emperor, Emperor of Japan, (1867-1912)
  • Prime Minister - Katsura Taro, Prime Minister of Japan, (1908-1911)
• Korea (Korean Empire) - Sunjong, Emperor of Korea (1907-1910)
• Oman - Faisal Bin Turki, Sultan of Oman (1888-1913)

Australia and Oceania

• Australia -
  • Monarch - Edward VII, King of the United Kingdom (1901 - 1910)
  • Governor-General -
    1. William Ward, 2nd Earl of Dudley, Governor-General of Australia (1908 - 1911)
    2. Frederic Thesiger, 3rd Baron of Chelmsford , (Acting) Governor-General of Australia (1909 - 1910)
  • Prime Minister -
    1. Andrew Fisher, Prime Minister of Australia (1908 - 1909)
    2. Alfred Deakin, Prime Minister of Australia (1909 - 1910)

• New Zealand
  • Monarch - Edward VII, King of the United Kingdom (1901-1910)
  • Governor-General - Lord Plunket, Governor-General of New Zealand (1904 - 1910)
  • Prime Minister - Joseph Ward, Prime Minister of New Zealand (1906 - 1912)

Europe

• Denmark
  • Monarch - Frederick VIII, King of Denmark (1906-1912)
  • Prime Minister -
    1. Niels Thomasius Neergaard , Prime Minister of Denmark (1908-1909)
    2. Johan Ludvig Carl Christian , Prime Minister of Denmark (1909)
    3. Carl Theodor Zahle, Prime Minister of Denmark (1909-1910)
• France -
  • President - Armand Fallières, President of France (1906-1913)
  • Prime Minister -
    1. Georges Clemenceau, President of the Council (1906-1909)
    2. Aristide Briand, President of the Council (1909-1911)
• Germany -
  • Monarch - Wilhelm II, German Emperor (1888-1918)
  • Chancellor -
    1. Bernhard von Bülow, Chancellor of Germany (1900-1909)
    2. Theobald von Bethmann-Hollweg, Chancellor of Germany (1909-1917)
• Italy
  • Monarch - Vittorio Emanuele III, King of Italy (1900-1946)
  • Prime Minister -
    1. Giovanni Giolitti, Prime Minister of Italy (1906-1909)
    2. Sidney Sonnino, Prime Minister of Italy (1909-1910)
• United Kingdom -
  • Monarch - Edward VII, King of the United Kingdom (1901-1910)
  • Prime Minister - Herbert Henry Asquith, Prime Minister of the United Kingdom (1908-1916)

North America and the Caribbean

• Canada
  • Monarch - Edward VII, King of Canada (1901-1910)
  • Governor-General - Earl Grey, Governor-General of Canada (1904-1911)
  • Prime Minister - Wilfrid Laurier, Prime Minister of Canada (1896-1911)
• Newfoundland
  • Monarch - Edward VII, King of Canada (1901-1910)
  • Governor - Ralph Champneys Williams , Governor of Newfoundland (1909-1913)
  • Prime Minister -
    1. Sir Robert Bond, Prime Minister of Newfoundland (1900-1909)
    2. Edward Patrick Morris, Prime Minister of Newfoundland (1909-1918)

• United States -
  • President -
    1. Theodore Roosevelt, President of the United States (1901 - 1909)
    2. William Howard Taft, President of the United States (1909 - 1913)

South America

• Brazil -
  1. Afonso Augusto Moreira Pena, President of Brazil (1906-1909)
  2. Nilo Peçanha, President of Brazil (1909-1910)
• Paraguay - Emiliano González Navero , President of Paraguay (1908-1910)
• Peru - Augusto B. Leguía y Salcedo, President of Peru (1908-1912)