1 E4 may refer to:
- 10000 (number), the natural number following 9999 and preceding 10001
- In chess openings, the opening move 1.e4 (see King's Pawn Game)
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.