WI or wi may refer to:
Wikipedia ( ( listen), ( listen) WIK-ih-PEE-dee-ə) is a multilingual, web-based, free-content encyclopedia that is based on a model of openly editable content.
The Wikimedia Foundation, Inc. (WMF, or simply Wikimedia) is an American non-profit and charitable organization headquartered in San Francisco, California.
A wiki ( ( listen) WIK-ee) is a website on which users collaboratively modify content and structure directly from the web browser.
Sir Winston Leonard Spencer-Churchill (30 November 1874 – 24 January 1965) was a British politician, army officer, and writer, who was Prime Minister of the United Kingdom from 1940 to 1945 and again from 1951 to 1955. As Prime Minister, Churchill led Britain to victory in the Second World War.
William Shakespeare ( SHAYK-speer; 26 April 1564 (baptised) – 23 April 1616) was an English poet, playwright and actor, widely regarded as the greatest writer in the English language and the world's pre-eminent dramatist.
Wisconsin ( ( listen)) is a U.S. state located in the north-central United States, in the Midwest and Great Lakes regions.
William III (Dutch: Willem; 4 November 1650 – 8 March 1702), also widely known as William of Orange, was sovereign Prince of Orange from birth, Stadtholder of Holland, Zeeland, Utrecht, Gelderland and Overijssel in the Dutch Republic from 1672 and King of England, Ireland and Scotland from 1689 until his death in 1702. It is a coincidence that his regnal number (III) was the same for both Orange and England.
Wilhelm II (Friedrich Wilhelm Viktor Albert von Hohenzollern; 27 January 1859 – 4 June 1941) was the last German Emperor (Kaiser) and King of Prussia, ruling the German Empire and the Kingdom of Prussia from 15 June 1888 to 9 November 1918. He was the eldest grandchild of the Queen Victoria of the United Kingdom and related to many monarchs and princes of Europe, most notably King George V of the United Kingdom and Emperor Nicholas II of Russia.