Several U.S. presidents have had the first name John , and a few others have “John” as part of their full name.

Main presidents called John

These are the U.S. presidents whose commonly used first name is John.

  • John Adams – 2nd president (1797–1801)
  • John Quincy Adams – 6th president (1825–1829)
  • John Tyler – 10th president (1841–1845)
  • John F. Kennedy – 35th president (1961–1963)

Many name‑analysis lists also count Calvin Coolidge, whose full name was John Calvin Coolidge Jr., even though he went by Calvin.

How common is the name John?

Name statistics and presidential name roundups usually say there have been five presidents whose first legal name is John (including John Calvin Coolidge Jr.).

  • “John” is one of the more frequent presidential names, but “James” is usually cited as the most common (six presidents named James).
  • Other repeat president names include William, George, Thomas, Andrew, and Franklin.

Extra trivia about “John” in presidents’ names

Even beyond first names, “John” appears in presidential full names.

  • Calvin Coolidge’s given first name was John, though he never used it publicly.
  • Some modern lists note that Donald John Trump and Lyndon Baines Johnson both feature “John/Johnson” elements, though they are not usually grouped with the main “presidents called John” list since “John” is not their commonly used first name.

TL;DR:
If “presidents called John” means those commonly known by the first name John, there are four: John Adams, John Quincy Adams, John Tyler, and John F. Kennedy, with John Calvin “Calvin” Coolidge Jr. often added as a fifth on name‑statistics lists.

Information gathered from public forums or data available on the internet and portrayed here.