Diana Cosby

Author Information
Diana Cosby's Latest Book

Newest Release

  • Bibliography:
    15 Books (3 Series)
  • First Book:
    November 2007
  • Latest Book:
    April 2020
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Full Series List in Order

Forbidden

1 - Forbidden Legacy (Aug-2016)
2 - Forbidden Knight (Jun-2017)
3 - Forbidden Vow (May-2018)
4 - Forbidden Alliance (Aug-2019)
5 - Forbidden Realm (Apr-2020)

MacGruder

1 - His Captive (Nov-2007)
2 - His Woman (Dec-2008)
3 - His Conquest (Nov-2010)
4 - His Destiny (Oct-2011)
5 - His Seduction (Aug-2013)
6 - His Enchantment (Dec-2013)

The Oath Trilogy

1 - An Oath Taken (Dec-2014)
2 - An Oath Broken (Jun-2015)
3 - An Oath Sworn (Dec-2015)

Book List in Order: 15 titles

  • His Captive

    MacGruder - 1

    Strangers With a wastrel brother and a treacherous former fiance, Lady Nichola Westcott hardly expects the dangerously seductive Scot who kidnaps her to be a man of his word. Though Sir Alexander MacGruder promises not to hurt her, Nichola's onl...

  • His Woman

    MacGruder - 2

    TRUSTING HER WAS UNTHINKABLE Lady Isabel Adair is the last woman Sir Duncan MacGruder wants to see again, much less be obliged to save. Three years ago, Isabel broke their engagement to become the Earl of Frasyer's mistress, shattering Duncan's heart...

  • His Conquest

    MacGruder - 3

    THE ONLY MAN WHO COULD SAVE HER Linet Dancort will not be sold. But that's essentially what her brother intends to do -- to trade her like so much chattel to widen his already vast scope of influence. Linet will seize any opportunity to escape her...

  • His Destiny

    MacGruder - 4

    THEIR SECRETS WILL DRAW THEM TOGETHER As one of England's most capable mercenaries, Emma Astyn can charm an enemy and brandish a knife with unmatched finesse. Assigned to befriend Dubh Duer, an infamous Scottish rebel, she assumes the guise of innoc...

  • Highland Vampire

    in Born to Bite

    As King of the Highland Coven, vampire Aedan MacGregor knows that falling for the fey Rowan Campbell could destroy her. But one taste of her healing blood and he craves her like no other. Dare claim her as his own, knowing he might lose her forever?...

  • His Seduction

    MacGruder - 5

    AN IMPULSIVE ACT. . . Lady Rois Drummond is fiercely devoted to her widowed father, the respected Scottish Earl of Brom. So when she believes he is about to be exposed as a traitor to England, she must think quickly. Desperate, Rois makes a shocki...

  • His Enchantment

    MacGruder - 6

    She Could Never Live In His World Lady Catarine MacLaren is a fairy princess, duty-bound to eschew the human world. But the line between the two realms is beginning to blur. English knights have launched an assault on the MacLarens, just as the fa...

  • An Oath Taken

    The Oath Trilogy - 1

    As the new castellan, Sir Nicholas Beringar has the daunting task of rebuilding Ravenmoor Castle on the Scottish border and gaining the trust of the locals-one of whom wastes no time in trying to rob him. Instead of punishing the boy, Nicholas decide...

  • An Oath Broken

    The Oath Trilogy - 2

    An arranged marriage to a Scot? Unacceptable! Lady Sarra Bellacote would sooner marry a dog than a countryman of the bloodthirsty brutes who killed her parents. And yet, despite -- or perhaps because of -- her valuable holdings, she is being dragg...



  • An Oath Sworn

    The Oath Trilogy - 3

    Bound by honor to save a country they love… The bastard daughter of the French king, Marie Alesia Serouge has just one chance at freedom when she escapes her captor in the Scottish highlands. A mere pawn in a scheme to destroy relations between...

  • Forbidden Legacy

    Forbidden - 1

    A betrothal neither wants . . . a passion neither can resist. When the English murder Lady Katherine Calbraith's family, she refuses their demands to wed an English noble to retain her home. Avalon Castle is her birthright, one she's determined to...

  • Forbidden Knight

    Forbidden - 2

    Deep within Scotland, a healer and a warrior join forces to protect Scotland’s future . . . There is an intruder in the woods near King Robert Bruce’s camp, but when Sir Thomas MacKelloch comes face-to-face with the interloper, he is shocked t...

  • Forbidden Vow

    Forbidden - 3

    In battle-torn Scotland, a castle’s mistress awaits her groom, a warrior she has never met... Lady Gwendolyn Murphy’s fiancé has finally arrived at Latharn Castle, but she expects no joy in their introduction. Gwendolyn is well aware of Bró...

  • Forbidden Alliance

    Forbidden - 4

    Bound by revenge, a woman turned outlaw and a knight sworn to reclaim his birthright band together to vanquish an enemy of Scotland ... After her family is slain and her home seized, Elspet McReynolds flees into the forests surrounding Tiran Cast...

  • Forbidden Realm

    Forbidden - 5

    For the price of honor, he must walk away from the woman he loves… Orphaned young, a childhood of loneliness and brutality led Sir Ronan O'Connor to join the Knights Templar and vow never to return to Ireland. But now a mission to transport ...

Frequently Asked Questions (FAQ)

Diana Cosby has published 15 books.

Diana Cosby does not have a new book coming out soon. The latest book, Forbidden Realm, was published in April 2020.

The first book by Diana Cosby, His Captive, was published in November 2007.

Yes. Diana Cosby has 3 series.
Author Series
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