Note: There are other series with the same name: Heart of the Wolf (Cheree Alsop), Heart of the Wolf (Rebecca Flanders)
- Series: Heart of the Wolf Series Record # 26309
- Sub-series of: United Shifter Force
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Note: The "SEAL Wolf", "Highland Wolf" and the "Silver Town Wolf" sub-series of books are sometimes numbered separately. The "SEAL Wolf" sub-series includes:
- A SEAL in Wolf's Clothing
- A SEAL Wolf for Christmas
- SEAL Wolf Hunting
- SEAL Wolf in Too Deep
- SEAL Wolf Undercover
- SEAL Wolf Surrender
- Destiny of the Wolf
- Wolf Fever
- Dreaming of the Wolf
- Silence of the Wolf
- A Silver Wolf Christmas
- Alpha Wolf Need Not Apply
- Between a Wolf and a Hard Place
- All's Fair in Love and Wolf
- Silver Town Wolf: Home for the Holidays
- Heart of the Highland Wolf
- A Howl for a Highlander
- A Highland Werewolf Wedding
- Hero of a Highland Wolf
- A Highland Wolf Christmas
- The Wolf Wore Plaid
- Her Wolf for the Holidays
- Series Tags: paranormal romance (26), werewolf (23)
- Heart of the Wolf
- 1 Heart of the Wolf (2008) by Terry Spear
- 2 Destiny of the Wolf (2009) by Terry Spear
- 3 To Tempt the Wolf (2009) by Terry Spear
- 4 Legend of the White Wolf (2010) by Terry Spear
- 5 Seduced by the Wolf (2010) by Terry Spear
- 6 Wolf Fever (2010) by Terry Spear
- 7 Heart of the Highland Wolf (2011) by Terry Spear
- 8 Dreaming of the Wolf (2011) by Terry Spear
- 9 A SEAL in Wolf's Clothing (2012) by Terry Spear
- 10 A Howl for a Highlander (2013) by Terry Spear
- 11 A Highland Werewolf Wedding (2013) by Terry Spear
- 12 A SEAL Wolf Christmas (2013) by Terry Spear
- 13 Silence of the Wolf (2014) by Terry Spear
- 14 Hero of a Highland Wolf (2014) by Terry Spear
- 15 A Highland Wolf Christmas (2014) by Terry Spear
- 16 SEAL Wolf Hunting (2015) by Terry Spear
- 17 A Silver Wolf Christmas (2015) by Terry Spear
- 18 SEAL Wolf in Too Deep (2016) by Terry Spear
- 19 Alpha Wolf Need Not Apply (2016) by Terry Spear
- 20 Between a Wolf and a Hard Place (2017) by Terry Spear
- 21 SEAL Wolf Undercover (2017) by Terry Spear
- 22 All's Fair in Love and Wolf (2018) by Terry Spear
- 23 SEAL Wolf Surrender (2019) by Terry Spear
- 24 Silver Town Wolf: Home for the Holidays (2019) by Terry Spear
- 25 The Wolf Wore Plaid (2021) by Terry Spear
- 26 Her Wolf for the Holidays (2023) by Terry Spear
- Day of the Wolf (2019) [SF] by Terry Spear
- Night of the Wolf (2021) [SF] by Terry Spear
- Tangling with the Wolf (2021) [SF] by Terry Spear
- SEAL Wolf Pursuit (2021) [SF] by Terry Spear
- Day of the Wolf: The Novellas (2021) [C] by Terry Spear