Definition of "Henry"

Henry¹

/ˈhɛn.ɹi/

proper noun
1. A male given name from the Germanic languages, popular in England since Middle Ages; the name of eight kings.
  Quotations
  And now I fear the fatal prophecy, / Which in the time of Henry, nam'd the Fifth, / Was in the mouth of every mocking babe; / That Henry born at Monmouth should win all; / And Henry born at Windsor should lose all.
  1591 (date written), William Shakespeare, “The First Part of Henry the Sixt”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, (please specify the act number in uppercase Roman numerals, and the scene number in lowercase Roman numerals)
  Henry now, what a soft swain your Henry is! the proper theme of gentle poesy; a name to fall in love withal; devoted at the font to song and sonnet, and the tender passion; a baptized inamorato; a christened hero. Call him Harry, and see how you ameliorate his condition.
  1830, Mary Russell Mitford, Our Village: Fourth Series: Cottage Names:
2. A French and English surname originating as a patronymic.
3. A locale in the United States.
  1. A city in Illinois; named for Illinois militia officer James D. Henry.
  2. A town in South Dakota; named for early settler J. D. Henry.
  3. A village in Nebraska; named for Henry Nichols, late son of the original owner of the town site.
  4. An unincorporated community in Indiana.
  5. A number of townships, listed under Henry Township.
noun
plural Henries
1. (UK) Ellipsis of Henry hoover; a common brand of vacuum cleaner.

Henry²

/ˈhɛn.ɹi/

proper noun
1. A surname from Irish, an anglicization of Ó hInneirghe (“descendant of Inneirghe”).
2. A surname from Irish [in turn originating as a patronymic], an alternate anglicization of Mac Éinrí, Mac Hannraoi, Mac Annraoi (“son of Henry”) (McHenry)