Timeline

10th Century

 * April 14, 953: Ansel Adan Hale was born to two unnamed parents in Mystic Falls, United States.
 * July 31, 977: The Werewolf gene of Ansel Hale is triggered by killing an Unnamed Woman.
 * September 18, 979: Niklaus "Klaus" Aksel Mikaelson was born to Esther Mikaelson and Ansel Hale in Mystic Falls, United States.
 * May 5, 980: Cayden Adonis Hale was born to Lana and Ansel Hale in Mystic Falls, United States.
 * February 24, 982: Kol Kristoffer Mikaelson was born to Esther and Mikael Mikaelson in Mystic Falls, United States.
 * October 14, 982: Madison Aaliyah Hale was born to Lana and Ansel Hale in Mystic Falls, United States.
 * August 13, 983: Rebekah Aleksandra Mikaelson was born to Esther and Mikael Mikaelson in Mystic Falls, United States.
 * January 25, 984: Celestine "Allison" Hale was born to Lana and Ansel Hale in Mystic Falls, United States.
 * June 5, 994: The Werewolf gene of Cayden Hale is triggered by killing an Unnamed Man.
 * February 19, 998: The Werewolf gene of Allison Hale is triggered by killing an Unnamed Man.
 * August 13, 998: The Werewolf gene of Madison Hale is triggered by killing an Unnamed Woman.

11th Century

 * November 18, 1 001: The First Vampires of the history, the Original Vampires were created by Esther Mikaelson through the Immortality Spell, creating at the same time the Original Hybrids.
 * November 21, 1 001: The Werewolf gene of Klaus Mikaelson is triggered by killing an Unnamed Man.
 * November 19, 1 034: Annabeth Aileen Hale (Née Chase) was born to two unnamed parents in Colnaja, Mexico.
 * January 27, 1 049: The Werewolf/Speedster Hybrid gene of Annabeth Hale is triggered by killing an Unnamed Woman.
 * December 2, 1 053: Annabeth Hale turned into a Vampire by Cayden Hale's Blood annd by being drained of blood by Cayden.

12th Century

 * January 25, 1 125: Emilia Alejandra Hale was born to Annabeth and Cayden Hale in Colnaja, Mexico.
 * February 21, 1 141: The Werewolf/Speedster gene of Emilia Hale is triggered by killing an Unnamed Man.
 * January 25, 1 143: Emilia Hale turned into a Semi-Original Vampire by her blood and by being drained of blood by Cayden Hale.
 * March 7, 1 159: Ashley Althea Hale-Rivers (Née Hale) was born to Madison Hale and Taylor Curchis in Ravenswood, United States.
 * February 27, 1 164: Chloe Alisha Hale was born to Madison Hale and Taylor Curchis in Ravenswood, United States.
 * June 6, 1 167: Alison Abigaïl Hale-Fields (Née Hale) was born to Madison Hale and Taylor Curchis in Ravenswood, United States.
 * August 25, 1 176: The Werewolf gene of Ashley Hale is triggered by killing an Unnamed Woman.
 * March 7, 1 177: Ashley Hale turned into a Semi-Original Vampire by her blood and by being drained of blood by Madison Hale.
 * November 17, 1 179: The Werewolf gene of Chloe Hale is triggered by killing an Unnamed Woman.
 * February 24, 1 182: Chloe Hale turned into a Semi-Original Vampire by her blood and by being drained of blood by Madison Hale.
 * August 21, 1 182: The Werewolf gene of Alison Hale is triggered by killing Abraham Curchis.
 * June 6, 1 185: Alison Hale turned into a Semi-Original Vampire by her blood and by being drained of blood by Madison Hale.
 * August 10, 1 197: Selena Alessandra Hale was born to Allison Hale and Demetrio Renzi in New York City, United States.

13th Century

 * January 14, 1 211: The Werewolf gene of Selena Hale is triggered by killing an Unnamed Woman.
 * February 16, 1 214: Selena Hale turned into a Semi-Original Vampire by her blood and by stabbing herself through the heart.
 * June 4, 1 249: Valentina Ámbar Hale was born to Annabeth and Cayden Hale in Colnaja, Mexico.
 * July 21, 1 265: The Werewolf/Speedster Hybrid gene of Valentina Hale is triggered by killing an Unnamed Man.
 * June 4 1 267: Valentina Hale turned into a Semi-Original Vampire by her blood an by being drained of blood by Cayden Hale.
 * October 17, 1 283: Lea Annabeth Hale was born to Allison Hale and Mateo Lessoti in Beacon Hills, United States.

14th Century

 * October 17, 1 301: Lea Hale turned into a Semi-Original Vampire by her blood and by having the neck broken by Allison Hale.
 * October 19, 1 301: The Werewolf gene of Lea Hale is triggered by killing an Unnamed Man.

15th Century

 * June 5, 1 473: Katerina Aneliya Petrova (Née Andonova) was born to Galia Petrova and Aleksandar Andonov in Sofia, Bulgaria.
 * July 26, 1 477: Luna Alba Hale was born to Annabeth and Cayden Hale in Colnaja, Mexico.
 * April 6, 1 492: Katerina Petrova turned into a Vampire for the 1st time by Rose-Marie's blood and by hanging herself.
 * August 23, 1 493: The Werewolf/Speedster Hybrid gene of Luna Hale is triggered by killing an Unnamed Woman.
 * July 26, 1 495: Luna Hale turned into a Semi-Original Vampire by her blood and by being drained of blood by Annabeth Hale.

20th Century

 * April 15, 1 907: Davina Moira Calix was born to Moira and Malcolm Calix in Exon, Scotland.
 * May 8, 1 924: Calum Logan Calix was born to Moira and Malcolm Calix in Exon, Scotland.
 * April 28, 1 925: The Werewolf (Arcadian) gene of Davina Calix is triggered by killing an Unnamed Woman.
 * June 12, 1 942: The Werewolf (Arcadian) gene of Calum Calix is triggered by killing an Unnamed Woman.
 * April 14, 1 970: "Ansel Victor Gardner" was "born" to two unnamed parents in Mystic Falls, United States.

1980-1990

 * August 21, 1 988: Ezra Walton Fitz (Née Fitzgerald) was born to Dianne Fitzgerald and an Unnamed Man in Las Vegas, United States.
 * Nobember 19, 1 989: Colin Jared Stransel (Née Blossom) was born to Nathalie Martin and Clifford Blossom in Riverdale, United States.
 * December 25, 1 989: Alison Hale killed all the residents of a small town named Beacon Heights. This event is better know as The Massacre of Beacon Heights.
 * December 28, 1 989: Ned Dexter Vanderwaal was born to Leona Davis and Edwin Vanderwaal in Rosewood, United States.

1990-2000

 * June 6, 1 991: Andréa Labonair/Hayley Cleo Marshall-Kenner (Née Marshall) was born to two unnamed parents in New-Orleans, United States.
 * June 22, 1 992: Elena Albena Salvatore (Née Gilbert) was born to Isobel Flemming and John Gilbert in Mystic Falls, United States.
 * October 27, 1 992: Kelsey Genevieve Fitzgerald was born to Dianne Fitzgerald and an Unnamed Man in Las Vegas, United States.
 * March 19, 1 993: Tobias "Toby" Corey Cavanaugh was born to Daniel and Marion Cavanaugh in Rosewood, United States.
 * November 19, 1 993: Emily Catherine Fields-Hale (Fields-DiLaurentis) (Née Fields) was born to Pam and Wayne Fields in Rosewood, United States.
 * March 7, 1 994: "Hanna Olivia Rivers (Née Marin)" was "born" to Ashley and Tom Marin in Rosewood, United States.
 * April 11, 1 994: Spencer Jill Hastings and Alexandra "Alex" Hailee Drake were born to Mary Drake and Peter Hastings in Rosewood, United States.
 * June 6, 1 994: "Alison Lauren DiLaurentis-Fields (Née DiLaurentis)" was "born" to Jessica and Kenneth DiLaurentis in Rosewood, United States.
 * July 22, 1 994: Aria Marie Fitzgerald (Née Montgomery) was born to Ella and Byron Montgomery in Rosewood, United States.
 * October 8, 1 994: Mona Jewel Vanderwaal was born to Leona Davis and Edwin Vanderwaal in Rosewood, United States.
 * November 2, 1 995: An unnamed vampire, under the orders of Marcel Gerard, killed almost all of the Arcadians.
 * January 25, 1 996: "Allison Celestine Argent" was "born" to Victoria and Chris Argent in Los Angeles, United States.
 * September 3, 1 996: Michael "Mike" Theodore Montgomery and Theodore "Theo" Alan Raeken were born to Ella and Byron Montgomery in Rosewood, United States.
 * November 18, 1 996: Malia Ayla Hale/Malia Elizabeth Tate was born to the Desert Wolf and Peter Hale in Beacon Hills, United States.
 * June 1, 1 997: Adam Charles Henderson was born to an Unnamed Woman and Donald Henderson in Mission Creek, United States.
 * March 16, 1 997: Lydia Alexia Martin (Née Blossom) was born to Nathalie Martin and Ansel Hale in Riverdale, United States.
 * April 15, 1 997: "Davina Brooke Claire" was "born" to Margaret and Thomas Claire in New-Orleans, United States.
 * February 29, 1 998: Evilana "Evie" Ava Thunderman was born to Barb and Hank Thunderman in Metroburg, Canada.
 * October 14, 1 998: "Chanel Paige Oberlin" was "born" to Happy and Karl Oberlin in Lincoln, United States.
 * November 28, 1 998: Briana "Bree" Taylor Henderson was born to an Unnamed Woman and Donald Henderson in Mission Creek, United States.
 * February 27, 1 999: "Chloe Jessica Hall" was "born" to two unnamed parents in Beacon Heights, United States.
 * March 12, 1 999: Daenerys Octavia Vanderwaal was born to Ellen and Edwin Vanderwaal in Toronto, Canada.
 * March 22, 1 999: Phoebe Monica Rachel and Maximus "Max" Octavius Thunderman to Barb and Hank Thunderman in Metroburg, Canada.
 * May 20, 1 999: Marcus Hunter Henderson was born to an Unnamed Woman and Donald Henderson in Mission Creek, United States.
 * June 5, 1 999: "Katherine Aneliya Pierce" was "born" to two unnamed parents in Sofia, Bulgaria.
 * October 17, 1 999: "Hester Rachel Ulrich" was "born" to Sophia Doyle and Wes Ulrich in Lincoln, United States.

2000-2010

 * August 5, 2 000 Chase William Henderson was born to an Unnamed Woman and Donald Henderson in Mission Creek, United States.
 * September 28, 2 001: Simón Carlos Álvarez was born to an Unnamed Woman and Hirman Lodge in Cancún, Mexico.
 * September 15, 2 002: Daniel Ian Henderson was born to an Unnamed Woman and Donald Henderson in Mission Creek, United States.
 * January 25, 2 003: "Emilia Victoria Mansfield" was "born" to two unnamed parents in Buenos Aires, Argenina.
 * June 4, 2 003: "Ámbar Elena Smith" was "born" to two unnamed parents in Buenos Aires, Argentina.
 * July 24, 2 003: Jason Gabriel and Cheryl Marjorie Blossom were born to Nathalie Martin and Clifford Blossom in Riverdale, United States.
 * November 14, 2 003: Veronica Cecilia Lodge was born to Hermione and Hiram Lodge in New York City, United States.
 * July 5, 2 004: Dylan Jackson and Melina Kiara Vanderwaal were born to Ellen and Edwin Vanderwaal in Las Vegas, United States.
 * July 26, 2 004: "Luna Sol Valente" was "born" to Monica and Miguel Valente in Cancún, Mexico.
 * April 24, 2 005: John "Johnny" Morgan Tormas was born to two unnamed parents in London, Canada.
 * June 9, 2 005: Madison "Maddie" Annabelle Vanderwaal was born to Ellen and Edwin Vanderwaal in Las Vegas, Nevada.
 * July 15, 2 006: Mackenzie "Kenzie" Phoenix, Lysander "Lys" Melvyn and Julianna "Annie" Chelsea Vanderwaal were born to Ellen and Edwin Vanderwaal in Las Vegas, United States.
 * August 26, 2 006: Lauren Joyce Tormas was born to two unnamed parents in London, Canada.
 * Spetmber 2, 2 009: Alison DiLaurentis' Dissapearance.

2010-2020

 * June 15, 2 011: Katherine Pierce take the Immortality Cure and return to her original species, Arcadian.
 * July 21, 2 011: The Dread Doctors turned Cheryl Blossom into an Untriggered Werewolf/Banshee Hybrid.
 * Janaury 13, 2 012: Katherine Pierce turned into a Vampire for the 2nd time by possessing Elena Gilbert.
 * April 28, 2 012: Klaus Mikaelson break the Hybrid Curse, making him an Original Vampire/Werewolf Hybrid.
 * May 6 2 012: Hope Andrea and Faith Amber Mikaelson were born to Hayley Marshall and Klaus Mikaelson in New-Orleans, United States.
 * February 17, 2 013: The Banshee powers of Lydia Martin are activated by Peter Hale's Bite.
 * November 23, 2 016: Lydia Martin turned into a Semi-Original Vampire by her blood and by being stabbed with an Arrow by Charles Neminska.
 * November 24, 2 016: The Werewolf gene of Lydia Martin is triggered by killing Charles Neminska.
 * September 12, 2 017: The Werewolf gene of Mona Vanderwaal is triggered by killing Charlotte DiLaurentis.
 * July 19, 2 018: Daenerys Vanderwaal turned into a Vampire by Lea Hale's blood and by being drained of blood by the same person.
 * July 20, 2 018: The Werewolf gene of Daenerys Vanderwaal is triggered by killing an Unnamed Woman.
 * October 26, 2 018: The Werewolf gene of Alex Drake is triggered by killing Wren Kingston.
 * December 25, 2 018: Phoebe Thunderman turned into a Vampire by an Unnamed Man's blood and by being drained of blood by the same person.
 * February 13, 2 019: Sasha Aleksandra Calix was born to Katerina Petrova and Calum Calix in Los Angeles, United States.
 * February 17, 2 019: Mona Vanderwaal turned into a Vampire by Ashley Hale's blood and by being drained of blood by an Unnamed Man.
 * July 18, 2 019: Shayleen "Shay" Adelaïd and Tyler Adrian Rivers-Hale were born to Ashley Hale and Caleb Rivers in Rosewood, United States.

2020-2030

 * October 6, 2 020: Ellanaelle "Ella" Kate, Cameron Embry and Dawn Ashleigh Fitzgerald were born to Aria Montgomery and Ezra Fitz in Rosewood, United States.
 * August 31, 2 021: The Werewolf/Banshee gene of Cheryl Blossom is triggered by killing an Unnamed Man.