Encyclopedias, Almanacs, Transcripts, and Maps
- Ivan Illich
- Ivan IV, "The Terrible" (Russia) (1530–1584; Ruled 1533–1584)
- Ivan Stefanovich Konev
- Ivan Stepanovich Mazepa
- Ivashko, Vladimir Antonovich
- Ivor Armstrong Richards
- Ivy Maude Baker Priest
- IWW Copper Strike
- Iyengar, B. K. S.
- Izard, Ralph
- Izba
- Izetbegovic, Alija (1925–2003)
- Izvestiya
- Izyaslav I
- Izyaslav Mstislavich
- J. C. Penney
- J. E. Casely Hayford
- J. Robert Kerrey
- Ja Ja of Opobo
- Jack and Jill of America