Rulers Of The World
"This site contains lists of heads of state and heads of government (and, in certain cases, de facto leaders who don't occupy either of those formal positions) of all countries and territories, usually going back to at least 1900."

The World of Royalty
The history of royal families worldwide, from . Royal History, Recent News, and Books. From Prince Charles and Princess Diana to China's Dowager Empress Tzu Hsi.

The Mad Monarchs Series
A series of short biographies of the personal lives of history's mad monarchs. Many royals had egocentric, megalomaniac and paranoid tendencies and displayed a lack of empathy for their subjects. Although some royals in this series were perhaps not exactly mad, they certainly were peculiar.

Liber Patrum
Online catalog containing the names, reigns and genealogy of ruling families worldwide going back over 2500 years.

All About Royalty
European royalty and how are people related. It also contains a special page for Maxima, and for Prince Laurent.

World Rulers
Past and present rulers of the still existing states in the world.

States and Regents of the World
An alphabetical listing of the states and territories and their regents in the 19th and 20th centuries

Statesmen of the World since 1760
Statesmen lists the Leaders of all countries and colonies since 1760. Listing by county, colony, native state, or international organization. Including flags, maps, national anthems and constitutions. updated weekly

Royalty Monthly Magazine's Official Website
News, Interviews and Pictorial Coverage on UK and Overseas Royals. The worlds biggest source for books/magazines on Princess Diana and Royal Families worldwide.

Royal Spotlight
Latest news and comment about the Royals and Royalty, and their nobility from media sources around the World, updated daily, from Stuart Buchanan MacWatt.

Royalty.nu
News, history articles, books, and links about kings and queens from around the world, past and present.

National Politics Web Guide
A directory historical rulers, politicians, political bodies, and other leaders of selected nations, with dates of rule or office and selected biographies.

European Royalty during World War II
Historical, biographical, and genealogical information about European royalty during World War II.

The Grimaldi Family
History and PDF genealogy of the Genoese family of the princes of Monaco.

List of Rulers: Chronology and Genealogy
Ian Mladjov's compilation of names, titles, and sobriquets; reigns, state and dynastic history; and other background information on European houses.

Hawaii's Royalty on Stamps
Brief information about the Kingdom of Hawaii, the Kamehameha kings, and their portrayal on stamps between 1853 and 1892.

The Elected
A directory of elected representatives from around the world.

Moreorless
Short biographies, photographs, and background notes on twentieth century leaders whom the author considers heroes or killers.

Henri IV of France
Detailed site about Henri III of Navarre (1553-1610) who against the odds, became Henri IV of France, including profiles of contemporary figures and a bibliography.

Queen Marie of Romania
Quotations, pictures, magazine articles, and related links.

The Life of Bahadur Shah Zafar and Chugtai's Paintings
Site about the last Mogul king of India and the Pakistani artist Abdul Rehman Chugtai, with biography and scanned images of paintings.

Real Casa di Borbone delle Due Sicilie
The official website of the Royal Family of Bourbon Two Sicilies describes the dynasty that reined over Southern Italy from 1734 to 1861.

Kings and Queens of Europe
Information on European monarchs through history with briefs on each consort, links and portraits.

Rulers.org
Lists all of the heads of state--emperors, kings, presidents, and prime ministers--dating back to 1700.