Last updated: June 19, 2026ยท๐Ÿ”„ Guide reviewed and refreshed ahead of Halloween 2026.ยท By Seckin Peker

Halloween Costume Guide

Lyanna Stark Halloween Costume Guide

Promise me, Ned.
Aisling Franciosi Fantasy HBO Medieval Royalty
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Quick Answer: The Lyanna Stark Halloween costume is a soft bridal look built around a sage green gown and floral braided hair.
  • Long Sage Green Bridesmaid Dress (essential)
  • Vintage Bridal Floral Hair Clip (essential)
  • Light Brown Long Wavy Wig
  • Whipserpent Snake Bracelet
  • Gold Gladiator Sandals

Lyanna Stark never appears in the main timeline of Game of Thrones, and the entire show exists because of what she did. She appears only in flashback sequences in Seasons 6 and 7, played by Aisling Franciosi, and her secret marriage to Rhaegar Targaryen is the event that sparked Robert’s Rebellion and produced Jon Snow. The sage green gown and bridal floral clips are what carry this Halloween costume build. Game of Thrones aired on HBO for eight seasons between 2011 and 2019 (Wikipedia), and the show’s audience is large, but Lyanna herself is a niche character within it. Expect recognition from people who watched closely, and blank looks from everyone else.

Items Total5 Items
DifficultyEasy
VibeTragic Dorne Bride
Cost$70-$170

Lyanna Stark Halloween Costume Items

Lyanna Stark Halloween costume infographic showing sage green bridesmaid dress, floral hair clip, snake bracelet, wavy wig, and gold gladiator sandals

Lyanna Stark Costume Items

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Lyanna Stark Game of Thrones Aisling Franciosi House Stark
  • 1 Long Sage Green Bridesmaid Dress (essential)This is the costume. Lyanna’s gown at the Dorne wedding is a pale sage green, deliberately light and soft to contrast with the heavy dark furs and leather of House Stark. The shade needs to read as sage, not forest green or mint, or the character connection disappears entirely. Look for something with movement in the skirt and a loose, flowing cut rather than a structured or fitted silhouette. Without this specific color, the bridal hair styling has nothing to anchor it to a recognizable character.
    See on Amazon
  • 2 Vintage Bridal Floral Hair Clip (essential)The detail that shifts this from “woman in a sage green dress” to “Lyanna Stark at her secret wedding.” Pinned into the back of long waves where loose braids would sit, the floral clip adds the bridal specificity the costume depends on. Skip it and the dress is a very nice dress at a Halloween party with no context.
    See on Amazon
  • 3 Whipserpent Snake BraceletA serpent cuff or coiled bracelet adds a period jewelry detail that reads as Westerosi without needing any specific explanation. It works as a supporting piece and photographs well against the light dress.
    See on Amazon
  • 4 Light Brown Long Wavy WigLyanna’s hair on screen is dark brown, so if accuracy matters, look at the wig shade before ordering and consider a darker option. That said, a light brown wavy wig still gives the long, flowing wave shape the costume needs. Skip the wig entirely if your own hair is already long enough to pin the floral clip into.
    See on Amazon
  • 5 Gold Gladiator SandalsGold strapped sandals suit the warm Dorne setting where Lyanna’s scenes take place. Break them in before the party if they’re new, since gladiator lacing tightens uncomfortably over a long evening.
    See on Amazon
Lyanna Stark in her sage green gown during the secret wedding ceremony in Dorne from Game of Thrones

How to Style the Lyanna Stark Halloween Costume

The dress shade is where this costume most often goes wrong. A green that reads as olive, forest, or mint loses the softness of Lyanna’s Dorne gown, and the whole look drifts toward generic fantasy bride rather than a specific character. The floral hair clip is the second critical piece, and at a party where both elements are present but the hair is unstyled, the costume reads as a woman in a green dress who put something in her hair, not as Lyanna Stark specifically. The combination of the right shade and the bridal hair styling is what the recognition depends on.

In the Tower of Joy, lying in a bed of blood after giving birth, Lyanna tells Ned she wants to be brave and immediately admits she isn’t. Her last act is not a speech about the war she inadvertently started or the husband she loved. It is a whispered name and a promise extracted from her brother, for a child she has held for minutes. She dies having handed Ned a secret that shapes the entire remaining history of Westeros.

Carry a single blue flower as a prop

A winter rose, the flower Rhaegar placed in Lyanna’s lap at Harrenhal, is the character’s defining symbol across both the show and the books. A single blue or pale flower tucked in your hand or the hair clip turns a recognizable costume into a very specific one for anyone who knows the source material. Cheap, light, and easy to carry.

Pin the wig before placing the hair clip

A wig that shifts under a clip creates a cascading problem: the clip slides, the hair moves, the whole bridal look loses its shape. Bobby pin the wig flat at the temples and nape before placing any accessories. Do this at home where you have time to fix it, not in a car or bathroom mirror at the venue.

Lyanna Stark Group Halloween Costume Ideas

Couples Idea

Lyanna Stark & Rhaegar Targaryen

Might work, but this pairing requires both people to know the Season 7 flashback content in detail, since neither character appears in the main timeline. Rhaegar has perhaps two minutes of total screen time across the show. The visual contrast between a soft sage bride and a silver-haired Targaryen prince is genuinely striking, and die-hard fans will love it. Anyone outside that group will see two people in medieval fancy dress who seem happy about it.

Lyanna Stark Rhaegar Targaryen

Duo Idea

Lyanna Stark & Ned Stark

Strong duo built on the most emotionally significant sibling moment in the show. Ned Stark is one of the most recognizable Game of Thrones characters even among people who stopped watching early, and pairing him with Lyanna gives context to both costumes immediately. The costume contrast, Ned’s heavy Stark leathers and furs against Lyanna’s light bridal gown, reads well visually and explains the relationship without a word.

Lyanna Stark Ned Stark

Group Idea 1: Game of Thrones Stark Family Squad

Lyanna Stark, Arya Stark, Sansa Stark, Robb Stark, Jon Snow

Excellent group concept for any Game of Thrones crowd. Jon, Arya, and Sansa are among the most recognizable characters in the entire series, and Robb is broadly known. Adding Lyanna as the historical Stark who ties the family’s entire tragic arc together makes the group concept sharper for anyone who followed the show closely enough to understand her role.

Group Idea 2: Game of Thrones Legendary Women

Lyanna Stark, Daenerys Targaryen, Cersei Lannister, Arya Stark, Sansa Stark, Margaery Tyrell, Melisandre, Ellaria Sand, Missandei

Excellent large group that covers the most powerful and recognizable women across the entire run of the show. Each costume is visually distinct, and the range of looks from Cersei’s gold to Daenerys’s white to Lyanna’s soft sage means nobody overlaps. Lyanna is the most obscure character in this lineup, but in context she reads as the historical figure the others all exist in the shadow of.

Lyanna Stark and Rhaegar Targaryen together in Game of Thrones, reference for a couples Halloween costume

Lyanna Stark Halloween Costume DIY Tips

Building the Look

This is one of the more affordable builds on the site. Five items, two of which you might already own, and the total cost sits low even if you buy everything new.

  • Sage green dress: formal and bridesmaid sections at thrift stores. The color is the priority, not the specific cut. Avoid anything stiff or structured.
  • Floral hair clip: buy this specifically. A cheap clip from a craft store with small white or cream flowers hot-glued together works just as well as a retail one.
  • Snake bracelet: any serpent or coiled cuff bracelet. Check your own jewelry first.
  • Wig: only buy if your hair won’t cooperate. If you have long hair, the clip alone carries the look.
  • Sandals: check your closet for any gold strappy sandal. The exact style matters less than the color.
  • Optional prop: a single pale blue or cream rose. The winter rose is Lyanna’s defining symbol and costs almost nothing to add.

Playing Lyanna at the Party

Lyanna Stark is fiercely independent, uncommonly kind to people below her station, and in possession of a strong will that everyone around her underestimated. She says little on screen, and what she says matters.

  • When someone asks who you are: “Lyanna Stark. Jon Snow’s actual mother. Robert Baratheon went to war over me.” That covers it.
  • Her defining line is the one she whispers: “Promise me, Ned.” Deliver it quietly, not dramatically. That’s how it lands in the show.
  • She is described in both the show and the books as having the same spirit as Arya Stark. If you know an Arya at the party, stay near each other for the thematic connection.
  • Carrying a pale blue flower throughout the night makes the costume specific in a way that most people at the party won’t have seen before.

Lyanna Stark Halloween Costume: FAQ

Wear the sage green maxi dress as the base, pin the vintage floral hair clip into long wavy hair, and slide the snake bracelet onto your wrist. Add gold gladiator sandals. If your hair isn’t already long and brown, the wavy wig keeps the look cohesive. The bridal hair styling is the detail that makes this Lyanna rather than a generic green gown.

Niche, and specifically niche. Lyanna only appears in flashback sequences across Seasons 6 and 7, so even dedicated Game of Thrones viewers who dropped off earlier won’t place this. Among people who watched the Tower of Joy scenes, recognition is strong. At a general Halloween party, plan to introduce yourself.

Her defining line is the plea she whispers to Ned as she dies: “Promise me, Ned.” Two words, and the entire plot of Game of Thrones hangs on them. She also says “I want to be brave” in the same scene, immediately before admitting she isn’t. The combination is what makes the moment land.

Lyanna Stark was played by Irish actress Aisling Franciosi in the flashback sequences in Seasons 6 and 7 (IMDb). Franciosi appeared in the Tower of Joy death scene and the Dorne wedding scene, the only two times Lyanna appears as a speaking character on screen.

Almost every major political event in the show traces back to her. Her secret marriage to Rhaegar Targaryen triggered Robert’s Rebellion, which overthrew the Targaryen dynasty. Her dying request to Ned produced Jon Snow, who drives the final arc of the series. She never appears in the main timeline and yet the show is structurally built around what she did and what she asked.

Only if your hair isn’t already long. Lyanna’s hair in the show is dark brown and worn in long waves with braids pinned at the back. If your hair is a different length or color, the wig keeps the bridal silhouette intact. If your hair is already long, the floral clip does the work on its own.

The Tower of Joy is a sequence in Season 6 where Bran Stark uses his greensight to witness the past. He watches a young Ned Stark arrive at a tower in Dorne during Robert’s Rebellion and find his dying sister inside. Lyanna has just given birth to Rhaegar’s son, and her whispered request to Ned in that scene is the reveal that Jon Snow is not Ned’s bastard but Rhaegar and Lyanna’s legitimate heir.

What famous dying words does Lyanna Stark whisper to her brother Ned at the Tower of Joy?

Which actress played Lyanna Stark in the flashback sequences of Game of Thrones?

What is the real birth name Lyanna gives her son before he is renamed Jon Snow?