Encyclopedias, Almanacs, Transcripts, and Maps
- Jakob Bernoulli
- Jakobson, Roman (1896–1982)
- Jakov Lind
- Jalai ed-Din Rumi
- Jalal-ud-din Mohammed Akbar
- Jamaica (Brookland), New York
- Jamaica (West Indies)
- Jamaica Labour Party
- Jamaica Pass
- Jamaica Progressive League
- James A. Garfield and Chester A. Arthur
- James A. van Fleet
- James Addison Baker III
- James Arthur Baldwin
- James Benson Irwin
- James Butler Hickok
- James Cain
- James Hadley Billington
- James I (also James VI)
- James I and VI (England and Scotland) (1566–1625)