1. Kate Middleton: 13 Covers
2. Jessica Simpson: 9 Covers
3. Kourtney Kardashian: 9 Covers
4. Jennifer Aniston: 8 Covers
5. Kim Kardashian: 5 Covers
6. Giuliana Rancic: 4 Covers
7. Cast of "Teen Mom": 5 Covers
8. Khloe Kardashian: 3 Covers
Thanks to Jezebel's Midweek Madness, the most complete archive of tabloid covers we know of, and an invaluable aid in our count.
All design by John Gara.