List of state leaders in 1930
1929 state leaders - Events of 1930 - 1931 state leaders - State leaders by year
Africa
Asia
Europe
- Albania
- Andorra
- Co-Princes -
- First Syndic - Roc Pallares, First Syndic of Andorra (1928–1933)
- Austria -
- Belgium
- Bulgaria
- Czechoslovakia
- Denmark
- Estonia -
- Finland
- France -
- Germany -
- Greece
- Hungary -
- Irish Free State -
- Italy -
- Latvia
- Liechtenstein -
- Lithuania
- Luxembourg
- Monaco
- Netherlands
- Norway
- Poland
- Portugal
- Romania
- Spain
- Sweden
- Switzerland
- Turkey
- Union of Soviet Socialist Republics
- United Kingdom
- Vatican City
- Yugoslavia
North America
Oceania
- Australia -
- New Zealand -
- Tonga
South America
- Argentina
- Hipólito Yrigoyen, President of Argentina (1928–1930)
- José Félix Uriburu, de facto President of Argentina (1930–1932)
- Brazil -
- Washington Luís, President of Brazil (1926–1930)
- Augusto Tasso Fragoso, President of Brazil (1930)
- Getúlio Vargas, President of Brazil (1930–1945)
- Paraguay - José Patricio Gugguiari, President of Paraguay (1928–1931)
- Peru -
- Augusto B. Leguía y Salcedo, President of Peru (1919–1930)
- Luis Miguel Sánchez Cerro, President of Peru (1930–1931)
- Uruguay - Juan Campisteguy, President of Uruguay (1927–1931)
- Venezuela - Juan Bautista Pérez, President of Venezuela (1929–1931)