- Trouble at the Bagel Cafe
- The Trouble at Wakeley Court
- Trouble Down Mexico Way
- Trouble Has A Tail
- Trouble in Alexandria
- Trouble in the Brasses
- Trouble in the Treasure
- Trouble Is Brewing
- Trouble Vision
- Trouble with Horses
- The Trouble With Magic
- The Trouble with Murder
- Trouble With Product X
- Troubled Treats
- The Truculent Trannie
- True Blue Detective
- True Blue Murder
- True Confections
- Truffle Trouble
- Truffled to Death
- Truffles and Tragedy
- Truly, Madly
- Truly, Madly, Like Me
- Truman
- Trumpet of Death
- The Truth About Archie and Pye
- Truth or Die (The Belinda & Bennett Mysteries, Book Six)
- Trübe Aussichten
- Trüffelgold
- Trüffeltod
- Trügerische Provence
- Tsunami Warning, a Sylvia Avery Mystery, Book 6
- The Tuesday Night Club
- The Tuesday Night Survivors' Club
- Tugood Tells Some
- Tulips and Trouble
- Tulips Too Late: A Flower Shop Mystery Spring Novella
- Tumba de jaguares
- Tumbling Blocks
- Tumultuous Time to Tulips
- Tupelo Gypsy
- Turkey Basted to Death
- Turkey Day Murder
- Turkeys and Thanksgiving: A Pelican Cove Short Cozy Mystery
- Turn Up the Heat
- The Turquoise Treasure
- Turrible Seasons: An Ermahgerd Ermnibus
- Turrinis Bauch
- Turrinis Hirn
- Turrinis Jagd
- Turrinis Leber
- Turrinis Zunge
- Tutankhamun
- Tué par un Baiser (Un Roman Policier de Lacey Doyle – Tome 5)
- The Twain Does Meet
- Twanged
- Twas the Knife Before Christmas
- Twelve Angry Librarians
- The Twelve Deaths of Christmas
- The Twelve Dice of Christmas
- The Twelve Jays of Christmas
- Twelve Motives For Murder
- Twelve Slays of Christmas
- The Twelve Thieves of Christmas
- Twice As Dead
- Twilight
- Twilight Ladies
- Twillyweed
- Twinkles Takes a Holiday
- Twins in the City: Playtime at Castlewood Manor
- Twist Like a Goddess
- Twisted at the Root
- Twisted Tea Christmas
- Twisted Threads
- Twisted Tracks
- Twisted Treats
- Two Birds, One Stone
- Two Bites Too Many
- Two Black Cats
- Two Buckets of Berries
- Two Down
- Two Flights Up
- Two For One
- Two for Sorrow
- Two Funerals and a Wedding
- Two Minutes Past Midnight: Magic and Mayhem Universe
- Two Murders Too Many
- They Needed Killing
- Two Pits and A Little Murder
- Two Plus Two in the Jolie Gentil Cozy Mystery Series
- Two Tailed Trouble
- Two Tall Tails
- Two to Tango (A Belinda & Bennett Mini Mystery)
- Two Wicked Desserts
- The Two-Body Problem
- Two-Shot Foul
- Tödliche Abrechnung: Detektei Lessing Kriminalserie, Band 34.
- Tödliche Camargue
- Tödliche Falle: Der falsche Verdacht und Katzmeyer und der Fall Hainburg
- Tödliche Finte: Kriminalroman
- Tödliche Fremde
- Tödliche Gerüchte: Tödlicher Reichtum und Tod am Nussbaum
- Tödliche Inszenierung: Österreich Krimi
- Tödliche Liebe: Österreich Krimi
- Tödliche Manga
- Tödliche Noten: Tod in Salzburg und Mozarts kleine Mordmusik
- Tödliche Stimmen: Teufelsstimmen und Teufelsmahl
- Tödliche Traversale
- Tödliche Täuschung
- Tödliche Töne
- Tödliche Verwechslung: Tod in Pannonien und Tod am Güttenbach
- Tödlicher Bienenstich
- Tödlicher Donau-Trip: Österreich Krimi
- Tödlicher Inselfrühling
- Tödlicher Irrtum
- Tödlicher Tierarzttermin
- Tödlicher Tramontane
- Tödlicher Wein: Kriminalroman
- Tödliches Beileid
- Tödliches Blau
- Tödliches Elsass
- Tödliches Hasewasser
- Tödliches Tarock: Waldviertel-Krimi