|←Author Index: Pe||William Penn
|Founder and "Absolute Proprietor" of the Province of Pennsylvania, the English North American colony and the future U.S. state of Pennsylvania; an early champion of democracy and religious freedom and famous for his treaty with the Lenape Indians|
- No Cross, No Crown (1669)
- True Spiritual Liberty (1681) 
- Some Fruits of Solitude In Reflections And Maxims (1682) 
- Frame Of Government Of Pennsylvania (1682) From the Avalon Project, Yale Law School. 
- Letter to his wife, Gulielma (1682) 
- A Key (1692) 
- Primitive Christianity Revived (1696) 
- Preface to George Fox's Journal (1694) 
- An Essay towards the Present and Future Peace of Europe by the Establishment of an European Dyet, Parliament or Estates (1693) 
- Charter of Delaware
Works about Penn
- “Penn, William (1644-1718),” in Dictionary of National Biography, London: Smith, Elder, & Co., (1885–1900) in 63 vols.
- “Penn, William,” Appletons' Cyclopædia of American Biography. New York: D. Appleton and Co., 1900.
- “Penn, William” in The Nuttall Encyclopædia by James Wood, London: Frederick Warne and Co., Ltd., 1907.
- “Penn, William,” in A Short Biographical Dictionary of English Literature by John William Cousin, London: J. M. Dent & Sons, 1910.
- “Penn, William (English Quaker)” in Encyclopædia Britannica, (11th ed.), 1911
- “Penn, William,” Collier's New Encyclopedia. New York: P.F. Collier & Son Co., 1921.
- William Penn by John Greenleaf Whittier
- “The story of a young Quaker,” in The Coming of the White Men by Mary Hazelton Blanchard Wade
- Public Law 98-516, enacted October 19, 1984, by the 98th Congress of the United States
- Proclamation 5284, 28 November 1984, by Ronald Reagan
Works by this author published before January 1, 1923 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.