List of state leaders in 1621

This is a list of heads of state, heads of governments, and other rulers in the year 1621.

Africa

• Benin Empire – Ohuan, Oba of Benin (1602–1656)
• Kingdom of Dahomey – Dakodonou (1620–1645)
• Dendi Kingdom – Askia Dawud I (1618–1639)
• Denkyira - Mumunumfi, King of Akan state of Denkyira (1588-1624)
• Ethiopian Empire – Susenyos (1606–1632)
• Kingdom of Garo – Magela, Bosha dynasty King of Garo (1600–1630)
• Kingdom of Jolof – Birayma Penda (1605–1649)
• Kingdom of Kongo – Álvaro III (1615–1622)
• Kingdom of Lunda – Cibind Yirung (c. 1600 – c. 1630)
• Kingdom of Matamba – Mwongo Matamba (c. 1600 – 1631)
• Merina Kingdom – Andrianjaka (1612–1630)
• Kingdom of Mutapa – Gatsi Rusere (1589–1623)
• Kingdom of Ndongo – Ngola Nzinga Mbandi (1617–1624)
• Kingdom of Rwanda - Mibamwe II Sekarongoro II Gisanura (1609–1642)
• Sennar Sultanate – Rabat I (1616–1644)

Asia

• Aceh Sultanate – Iskandar Muda (1607–1636)
• Ahmadnagar Sultanate –
  • Burhan Shah III, Sultan (1610–1631)
  • Malik Ambar, Prime Minister (1607–1626)
• Ahom kingdom- Susenghphaa (1603–1641)
• Altan Khanate – Ubasi Khong Tayiji (1609–1623)
• Ayutthaya Kingdom – Songtham (1620–1628)
• Baltistan (Maqpon dynasty) - Ali Sher Khan Anchan (1580-1624)
• Sultanate of Banten – Pangeran Ratu (1596–1651)
• Bhutan – Ngawang Namgyal, Shabdrung of Bhutan (1616–1651)
• Bijapur Sultanate – Ibrahim Adil Shah II (1580–1627)
• Sultanate of Brunei – Abdul Jalilul Akbar (1598–1659)
• Khanate of Bukhara – Imam Quli Khan (1611–1642)
• Burma (Taungoo dynasty) – Anaukpetlun (1606–1628)
• Cambodia – Chey Chattha II (1618–1628)
• China (Ming dynasty) - Tianqi Emperor (1620–1627)
• Golconda Sultanate – Muhammad Qutb Shah (1611–1625)
• Japan (Edo period)
  • Monarch – Emperor Go-Mizunoo (1611–1629)
  • Shōgun (Tokugawa) – Tokugawa Hidetada (1605–1623)
  • Ryukyu Kingdom – Shō Hō (1621–1640)
• Johor Sultanate – Abdullah Ma'ayat Shah (1615–1623)
• Kingdom of Kandy – Senarat (1604–1635)
• Kazakh Khanate – Esim Khan (1598–1628)
• Kedah Sultanate – Sulaiman Shah II (1602–1625)
• Korea (Joseon Dynasty) – Gwanghaegun (1608–1623)
• Sultanate of Maguindanao – Muhammad Kudarat (1619–1671)
• Later Jin (Manchu Empire) - Nurhaci (1616–1626)
• Mataram Sultanate – Agung (c. 1613 – 1645)
• Mongolia (Northern Yuan dynasty) - Ligdan Khan, Great Khan of the Mongols (1603–1634)
• Mughal Empire – Jahangir (1605–1627)
• Pattani Kingdom – Ratu Biru, Sultana of Pattani (1616–1624)
• Sultanate of Sulu – Muwallil Wasit I (1610–1650)
• Đại Việt (Lê dynasty) - Lê Thần Tông, Emperor of Vietnam (1619–1643)
• Vijayanagara Empire – Rama Deva Raya (1617–1632)
• Zunghar Khanate – Kharkhul (c. 1620–1634)

Europe

• Andorra – Luís Díes Aux de Armendáriz, Co-Prince of Andorra (with King Louis XIII of France), (1621–1627)
• Kingdom of Denmark–Norway – Christian IV (1588–1648)
• Kingdom of England – James I (1603–1625)
• Kingdom of France – Louis XIII (1610–1643)
• Republic of Genoa –
  1. Pietro Durazzo, Doge of Genoa (1619–1621)
  2. Ambrogio Doria, Doge of Genoa (1621)
  3. Giorgio Centurione, Doge of Genoa (1621–1623)
• Holy Roman Empire – Ferdinand II (1619–1637)
  • Prince-Archbishopric of Bremen – John Frederick, Duke of Schleswig-Holstein-Gottorp (1596–1634)
  • Prince-Bishopric of Lübeck – John Frederick, Duke of Schleswig-Holstein-Gottorp (1607–1634)
• Kingdom of Imereti – George III (1605–1639)
• Kingdom of Kartli (1484–1762) – Simon II (1619–1630)
  • Giorgi Saakadze, Regent and Grand Mouravi of Kartli (1619–1626)
• Principality of Moldavia –
  1. Alexandru Iliaş (1620–1621)
  2. Ştefan IX Tomşa (1621–1623)
• Principality of Monaco – Honoré II (1604–1662)
• Ottoman Empire – Osman II (1618–1622)
• Papal States –
  1. Pope Paul V (1605–1621)
  2. Pope Gregory XV (1621–1623)
• Polish–Lithuanian Commonwealth – Sigismund III Vasa (1587–1632)
• Tsardom of Russia – Michael I (1613–1645)
• Kingdom of Scotland – James VI
• Kingdom of Spain and Kingdom of Portugal and the Algarves –
  1. Philip III of Spain and II of Portugal (1598–1621)
  2. Philip IV of Spain (1621–1665) and III of Portugal (1621–1640)
• Swedish Empire – Gustavus Adolphus (1611–1632)
• Grand Duchy of Tuscany –
  1. Cosimo II (1609–1621)
  2. Ferdinando II (1621–1670)
  • Archduchess Maria Maddalena of Austria and Christina of Lorraine, Co-Regents of Tuscany (1621–1628)
• United Provinces
  • Estates of Friesland, Groningen, Guelders, Holland, Overijssel, Utrecht, Zeeland (1581–1795)
  • Stadtholder - Maurice of Nassau, Prince of Orange, Stadtholder of Gelre, Holland, Utrecht and Zeeland (1585–1625)
    • Holland – Grand Pensionary -
      1. Andries de Witt (1619–1621)
      2. Anthonie Duyck (1621–1629)
• Republic of Venice – Antonio Priuli, Doge of Venice (1618–1623)
• Principality of Wallachia – Radu Mihnea (1620–1623)

Middle East and North Africa

• Sultanate of Morocco (Saadi dynasty) – Zidan Abu Maali (1603–1627)
• Oman – Abdulla bin Muhammad, Imam of Oman (1560–1624)
• Safavid Empire – Abbas I, Shah of Iran (1587–1629)
• Yemen – Al-Mu'ayyad Muhammad, Imam of Yemen (1620–1644)

Oceania

• Hawaii – Keakealanikane, Alii Nui of Hawaii (1605–1635)