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Costumes / Dress-up

A Mighty Girl's costume collection features hundreds of fun and empowering costumes for Halloween or dress-up play anytime of year. For spooky or Halloween-themed Mighty Girl books and movies, visit our Halloween special feature for a wide array of bewitching selections!
1–36 of 735 items
  1. Deluxe Hermione Granger Costume Set Deluxe Hermione Granger Costume Set
    $24.83 A$41.81 £102.85
  2. Katherine Johnson Costume Katherine Johnson Costume
    $23.87 A$69.18
  3. Susan B. Anthony / Harriet Tubman Child Costume Susan B. Anthony / Harriet Tubman Child Costume
    $35.99 C$41.13 A$55.36 £40.45
  4. Suffragist Costume Suffragist Costume
    $62.88 A$74.68 £29.30
  5. Luna Lovegood Costume Set Luna Lovegood Costume Set
    $34.94 C$37.77 A$81.71 £61.68
  6. NASA Astronaut / Sally Ride Costume NASA Astronaut / Sally Ride Costume
    $29.55 C$49.99 A$52.95
  7. Mermaid Costume Mermaid Costume
    $15.98 C$25.94 A$47.95
  8. Deluxe Amelia Earhart Costume Deluxe Amelia Earhart Costume
    $29.99
  9. Frida Kahlo Costume Frida Kahlo Costume
    $50.98 A$85.83
  10. Wednesday Addams (Nevermore Academy) Teen / Adult Costume Wednesday Addams (Nevermore Academy) Teen / Adult Costume
    $39.99 C$68.79 A$93.31 £44.05
  11. Noble Knight Costume Noble Knight Costume
    A$49.95 £81.99
  12. Ursula (The Little Mermaid 2023) Costume Ursula (The Little Mermaid 2023) Costume
    $26.52 C$60.37 A$72.20
  13. Arwen (Lord of the Rings) Teen / Adult Costume Arwen (Lord of the Rings) Teen / Adult Costume
    $64.26 A$110.94 £68.29
  14. Girls Aren't Afraid of No Wolf Costume Girls Aren't Afraid of No Wolf Costume
    $20.35 C$107.16 A$60.16
  15. Royal Goddess Costume Royal Goddess Costume
    $19.99 C$45.67
  16. Early American Girl Costume Early American Girl Costume
    $27.43 C$43.82 A$49.95
  17. Amelia Earhart Tween Costume Amelia Earhart Tween Costume
    $39.49 C$47.39 A$76.67
  18. Rosie the Riveter Infant / Toddler Costume Rosie the Riveter Infant / Toddler Costume
    $29.99 C$38.06
  19. Robin Hood / Princess of Thieves Costume Robin Hood / Princess of Thieves Costume
    $30.70 C$82.91 A$66.35
  20. Winifred Sanderson (Hocus Pocus) Costume Winifred Sanderson (Hocus Pocus) Costume
    $44.99
  21. A League of Their Own Dottie Infant Costume A League of Their Own Dottie Infant Costume
    $32.99 C$50.24 A$54.86
  22. Korra (Avatar: The Legend of Korra) Teen / Adult Costume Korra (Avatar: The Legend of Korra) Teen / Adult Costume
    $38.97 C$36.64 A$78.54 £42.18
  23. Annie Oakley Costume Annie Oakley Costume
    $25.82 C$43.28 A$48.95
  24. Rosie the Riveter Kids Costume Rosie the Riveter Kids Costume
    $40.64 A$98.28 £94.49
  25. Bluey Infant / Toddler Costume Bluey Infant / Toddler Costume
    $69.98 A$132.61
  26. Nevermore Academy (Wednesday Addams) School Uniform Nevermore Academy (Wednesday Addams) School Uniform
    $34.38 C$95.31 A$74.12 £21.60
  27. Binx (Hocus Pocus) Teen / Adult Costume Binx (Hocus Pocus) Teen / Adult Costume
    $44.99 C$53.69 A$100.70 £51.98
  28. Toph Beifong (Avatar: The Last Airbender) Teen / Adult Costume Toph Beifong (Avatar: The Last Airbender) Teen / Adult Costume
    $34.67 C$47.75 A$86.54 £43.73
  29. Dark Majesty Costume Dark Majesty Costume
    $27.40 C$123.32 A$76.12
  30. Greek Goddess Costume Greek Goddess Costume
    $29.99
  31. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $43.99 C$100.12
  32. Mystical Forest Fairy Costume Mystical Forest Fairy Costume
    $44.99 A$91.87
  33. Ahsoka Tano Costume Ahsoka Tano Costume
    $34.18 C$69.99 A$79.89
  34. Korra (Avatar: The Legend of Korra) Costume Korra (Avatar: The Legend of Korra) Costume
    $19.95 C$59.27 A$69.28
  35. Renaissance Faire Dress Renaissance Faire Dress
    $60.09 C$75.95 A$84.95
  36. Wednesday Addams Rave'n Dance Teen/Adult Costume Wednesday Addams Rave'n Dance Teen/Adult Costume
    $39.99 C$53.55 A$96.26 £35.92
1–36 of 735 items