| Date | Grid | Clue | Author | Editor |
| Thu, Jun 18, 2015 | 45D | What Horton heard | Jason Flinn | Shortz |
| Wed, Mar 08, 2006 | 35D | "Horton Hears ___" | Sherry O. Blackard | Shortz |
| Sun, Sep 25, 2005 | 35A | "Horton Hears ___" | Matt Skoczen | Shortz |
| Tue, Feb 01, 2005 | 31D | Seuss's "Horton Hears ___" | Kevan Choset | Shortz |
| Sun, Oct 10, 2004 | 88A | Dr. Seuss's "Horton Hears ___" | Elizabeth C. Gorski | Shortz |
| Thu, May 06, 2004 | 50D | Seuss's "Horton Hears ___" | Kevan Choset | Shortz |
| Thu, Sep 26, 2002 | 56D | Dr. Seuss's "Horton Hears ___" | Manny Nosowsky | Shortz |
| Thu, Apr 25, 2002 | 42A | What Horton heard | Lois Sidway | Shortz |
| Mon, Nov 22, 1999 | 47A | Dr. Seuss's "Horton Hears ___" | Frances Hansen | Shortz |
| Sun, Oct 31, 1999 | 12D | Dr. Seuss's "Horton Hears ___" | Frank A. Longo | Shortz |
| Thu, Oct 19, 1995 | 2D | What Horton heard | Lois Sidway | Shortz |
| Sun, Jul 17, 1994 | 43D | Seuss's "Horton Hears ___" | Cathy Millhauser | Shortz |