What Are the Real Motives Behind Aegon’s Marriage to Helaena in “House of the Dragons”?



The scene of Alicent’s plan to marry Aegon to his sister Helaena plays a significant role in House of the Dragon’s civil war which captured the attention of the audience and captivated them till the end.

This has become a subject of speculation on different social media platforms as people keep wondering about the exact reason behind Aegon marrying his sister, Halaena. Here, I have uncovered the Strategy Behind Aegon and Helena’s Union.


  • Action
  • Adventure
  • Fantasy
  • Serial drama
Created by
  • Ryan Condal
  • George R. R. Martin
Based on Fire & Blood
by George R. R. Martin
  • Ryan Condal
  • Miguel Sapochnik(season 1)
  • Paddy Considine
  • Matt Smith
  • Emma D’Arcy
  • Rhys Ifans
  • Steve Toussaint
  • Eve Best
  • Sonoya Mizuno
  • Fabien Frankel
  • Milly Alcock
  • Emily Carey
  • Graham McTavish
  • Matthew Needham
  • Jefferson Hall
  • Olivia Cooke
  • Harry Collett
  • Tom Glynn-Carney
  • Ewan Mitchell
  • Phia Saban
  • Bethany Antonia
  • Phoebe Campbell
  • Kurt Egyiawan
  • Kieran Bew
  • Abubakar Salim
  • Tom Taylor
  • Clinton Liberty
  • Tom Bennett
  • Ellora Torchia
Theme music composer Ramin Djawadi
Opening theme “Game of ThronesTheme”
Composer Ramin Djawadi
Country of origin United States
Original language English
No. of seasons 2
No. of episodes 12
Executive producers
  • Miguel Sapochnik
  • Ryan Condal
  • George R. R. Martin
  • Ron Schmidt
  • Jocelyn Diaz
  • Sara Hess
  • Vince Gerardis
  • Alan Taylor
  • Karen Wacker
  • Angus More Gordon
  • Alexis Raben
  • Kevin Lau
Production locations
  • Portugal
  • United Kingdom
  • Spain
  • United States
  • Fabian Wagner
  • Pepe Avila del Pino
  • Alejandro Martínez
  • Catherine Goldschmidt
  • Tim Porter
  • Selina MacArthur
  • Crispin Green
  • Chris Hunter
Running time 54–69 minutes
Production companies
  • GRRM
  • Bastard Sword
  • 1:26 Pictures Inc.
  • HBO Entertainment
Original release
Network HBO
Release August 21, 2022 –

What is “House of Dragon” All About?

“House of the Dragon” is a gripping American fantasy drama television series. George R. R. Martin and Ryan Condal for HBO created it. It is premiered on August 21, 2022. Since its release, showrunners produced two installments with 12 episodes. It is adapted from parts of Martin’s 2018 book Fire & Blood.

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It features talented and high-profile cast members for the show’s portrayal such as Paddy Considine, Matt Smith, Emma D’Arcy, Rhys Ifans, Steve Toussaint, Eve Best, Sonoya Mizuno, Fabien Frankel, Milly Alcock, Emily Carey, Graham McTavish, and so on. It received positive reviews and ratings from masses on different platforms such as 8.4 on IMDB and 90% on Rotten Tomatoes.

why did aegon marry his sister

Who Brought Aegon Targaryen to Life in ‘House of the Dragon’?

The role of  Aegon in “House of the Dragon” was performed by Tom Glynn-Carney, born on 7 February 1995 in Salford, Greater Manchester, England. He is a famous English actor and singer who garnered a strong fan base due to his achievements and talents. His popularity has been surging to a large extent over time.

Born 7 February 1995 (age 29)

Salford, Greater Manchester, England
Alma mater Guildhall School of Music and Drama
Occupation(s) Actor, musician
Years active 2013–present

Turning to more such details, some of Tom’s notable roles in films including Christopher Nolan’s war film Dunkirk (2017), Tolkien, The King, and Rialto(2019), and Aegon II Targaryen in House of the Dragon (2022). He completed his schooling years at Canon Slade School in Bolton and continues studying Musical Theatre at Pendleton Sixth Form College. At a young age, he participated in professional stage adaptations of Peter Pan and Macbeth.

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Who is Aegon in “House of the Dragon”?

Aegon is the fictional character in the “House of the Dragon” series whose role is portrayed by Tom Glynn-Carney, English actor and singer. The character is the son of Alicent Hightower (Olivia Cooke) and the late King Viserys I Targaryen(Paddy Considine). His mother and grandfather, Ser Otto Hightower (Rhys Ifans) pushed him into the throne at the end of season 1. However, he enjoyed his throne at the beginning of season 2 of the series.

The prominent English actor and singer personality said, “He’s trying to take it in stride as best he can or just for appearances, at least for now. I think he’s decided that he’s in this position now, and he can either embrace it or reject it. And it’s a more fun option for him at this point to embrace it.”

He added, “And it’s the first time we see him with any sort of purpose or responsibility and he’s relishing in that. I think he’s getting a lot from that routine of having somewhere to be at a certain time.” before proceeding further, take a look at: Will Maya meet a tragic end in the finale of “Station 19”?

Does Aegon Marry Helaena In House Of The Dragon?

The Targaryen civil war will devastate the betrothals of many young characters in “House of the Dragon,” except for Alicent’s eldest children. Aegon and Helaena Targaryen are married long before the Dance of the Dragons begins, and by the time episode 8 airs, they likely have children. check out, Rose’s final moments! Does she die in Titanic?

why did aegon marry his sister

Episode 8 picks up after another significant time jump, during which more young Targaryens are born into the chaos of the Targaryen family. According to George R.R. Martin’s novel “Fire & Blood,” Helaena and Aegon are probably married soon after episode 7 concludes, and they have twins, Jaehaerys and Jaehaera, who are six years old when the civil war starts.

Why Did Aegon Marry His Sister?

Blood plays a crucial role in the “House of the Dragon” series. Everyone is fighting for the Iron Throne. The marriage of Aegon with the possible dragon dreamer Helaena Targaryen surged the Green Party’s legitimacy. They both have full-blooded Targaryen children. In season 7, the marriage of Daemon and Rhaenyra is the predominant way which strengthen their bond and powers against the greens throughout the series.

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Due to the marriage of Daemon and Rhaenyra, Prince Aegon Targaryen has the idea of marrying his sister, Helaena. These strategic moves keep the audience captivated till the end because here the interesting story begins in the series. Additionally, it highlights that if Targaryen is on their side then the rest of the world will support them.


In the crux, Aegon’s marriage to Helena in “House of the Dragon” represents the concept of familial loyalty with political strategy. Aegon’s move to marry his sister reflects a calculated move to maintain dynastic control.

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