August 25th, 2026: The Cutthroat Cousin (The Mercy and Justice Mysteries, #28)
September 17th, 2026: The Ghoulish Garden (The Mercy and Justice Mysteries, #27)
October 27th, 2026: The Halftime Heist (The Mercy and Justice Mysteries, #30)
December 10th, 2026: The Festive Fraud (The Mercy and Justice Mysteries, #28)
The Engulfed Eyesore (The Mercy and Justice Mysteries, #27) was the most recently released book by J.R. Mathis, on June 30th, 2026.
J.R. Mathis Stats: The highest rated book by J.R. Mathis on Book Notification is The Penitent Priest, the first novel in the Father Tom series.
The most read book by J.R. Mathis on Book Notification is The Penitent Priest, the first novel in the Father Tom series. The second most read book is The Honeymoon Homicide (The Mercy and Justice Mysteries #1).
Below is a complete list of J.R. Mathis books in publication and chronological order, broken down by series. The most popular series by J.R. Mathis is the Father Tom Series.
Ranked by popularity, the top Father Tom books are The Penitent Priest, The Framed Father, and The Redemptive Return.
Ranked by popularity, the top The Mercy and Justice Mysteries books are The Honeymoon Homicide, The Maligned Marine, and The Sister's Secret.
J.R. Mathis is the author of The Mercy and Justice Mysteries series which currently consists of 31 novels. The Mercy and Justice Mysteries series started in 2022 with the novel The Honeymoon Homicide. The most recently released novel in The Mercy and Justice Mysteries series was The Engulfed Eyesore which was released in 2026. There are 4 upcoming novels for The Mercy and Justice Mysteries series: The Cutthroat Cousin which will be released on August 25th, 2026, The Ghoulish Garden which will be released on September 17th, 2026, The Halftime Heist which will be released on October 27th, 2026, The Festive Fraud which will be released on December 10th, 2026.
J.R. Mathis has also written the Father Tom series which has 12 books including The Penitent Priest and The Framed Father.
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