KDP categories · Top KDP authors
J Robert Kennedy: Amazon KDP author data
As of Nov 6, 2026, J Robert Kennedy has 10 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #13), mostly in Mystery, Thriller & Suspense, Men's Adventure, Thriller.
| Median price | $3.99 |
|---|---|
| Price range (middle 50%) | $1.49 – $5.74 |
| Median reviews | 648 |
| Total reviews | 12,703 |
| New books (30 days) | 1 |
| Breakout books (30 days) | 1 |
What stands out
- Median price $3.99, 33% below the median of their main category, Mystery, Thriller & Suspense.
J Robert Kennedy's best-ranked books
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The Fall of Ra (James Acton Thrillers Book 43)
by J Robert Kennedy
- Price$7.99
- Rating4.9
- Reviews35
- Published2026-10
-
The Protocol (A James Acton Thriller, Book #1) (James Acton Thrillers)
by J Robert Kennedy
- Price$0
- Rating4.3
- Reviews6,692
- Published2014-01
-
Depraved Difference (Detective Shakespeare Mysteries Book 1)
by J Robert Kennedy
- Price$0
- Rating4.4
- Reviews1,645
- Published2013-11
-
Armageddon (James Acton Thrillers Book 29)
by J Robert Kennedy
- Price$7.99
- Rating4.6
- Reviews814
- Published2020-12
-
Payback (A Delta Force Unleashed Thriller, #1) (Delta Force Unleashed Thrillers)
by J Robert Kennedy
- Price$0.99
- Rating4.3
- Reviews787
-
The James Acton Thrillers Series: Books 1-3 (The James Acton Thrillers Series Box Set Book 1)
by J Robert Kennedy
- Price$2.99
- Rating4.4
- Reviews704
-
Containment Failure: Special Agent Dylan Kane Thrillers Series, Book 2
by J Robert Kennedy
- Price$0
- Rating4.5
- Reviews593
-
The Antarctica Incident (James Acton Thrillers Book 35)
by J Robert Kennedy
- Price$0.99
- Rating4.6
- Reviews555
-
Retribution: The Dylan Kane Thrillers, Book 7
by J Robert Kennedy
- Price$0
- Rating4.5
- Reviews493
-
The Messenger (The Dylan Kane Thrillers Book 11)
by J Robert Kennedy
- Price$4.99
- Rating4.8
- Reviews385
- Published2021-06
Main categories
FAQ
How many books does J Robert Kennedy have on Amazon?
KDPTop tracks 10 of their books; 3 made an Amazon list in the last 30 days.
Which categories does J Robert Kennedy publish in?
Their books chart most often in Mystery, Thriller & Suspense, Men's Adventure, Thriller.
How does J Robert Kennedy price their books?
The median price is $3.99; half of the books cost $1.49–$5.74.
Has J Robert Kennedy released new books recently?
1 new book in the last 30 days, 1 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.