Mary Sickler

Model, Self-Defence Instructor

American Las Vegas, Nevada, United States

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Quick Info

ProfessionModel, Self-Defence Instructor
NationalityAmerican
BirthplaceLas Vegas, Nevada, United States

Latest News about Mary Sickler

22/10/2025

Mary Sickler made history as the first Miss USA contestant with alopecia universalis to compete without a wig during the Miss USA preliminaries held in Reno, Nevada. The 22-year-old model, who was crowned Miss Nevada USA in July 2025, walked the stage confidently displaying her complete hair loss, marking a significant moment for representation and acceptance in beauty pageants.

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Bio/Wiki

BiographyMary Sickler is a model and self-defence instructor known for her participation in beauty pageants and advocacy work. She has pursued higher education in Pre-Law from Rice University while actively working in the modelling industry. In 2025, she became the first Miss USA contestant with alopecia universalis to compete without a wig on stage.

Physical Stats & More

Height5' 11" (180 cm)
Eye ColorLight Blue
Hair ColorBald
Bust34"
Waist24.5"
Hips35"
Shoe Size10 US

Educational Qualification(s)

QualificationPursuing a degree in Pre-Law from Rice University, Houston, Texas.

Personal Life

Marital StatusUnmarried

Career

Highlights
  • Competing in beauty pageants since the age of 10.
  • Crowned Miss Texas Jr. High 2017.
  • Reached semi-finals at Miss Texas Teen USA in 2018.
  • Placed 3rd runner-up at Miss Texas Teen USA 2019 and 2nd runner-up at Miss Nebraska Teen USA.
  • Competed at Miss Nebraska USA in 2022, reaching the semi-finals.
  • Achieved 1st runner-up at Miss Texas USA in May 2025 and went on to win Miss Nevada USA.
  • Modelled for Louis Vuitton and the NFL.
  • Crowned Miss Nevada USA 2025 on July 29, 2025, at Westgate Las Vegas Resort & Casino in Las Vegas.
  • Placed 4th runner-up at Miss USA 2025 in Reno, Nevada.
Advocacy
  • Advocates for empowerment and awareness for survivors of sexual assault.
  • President of the Guardian Alliance Foundation, a non-profit organisation.
  • Created a mobile app named Bee Challenged to provide support for survivors.
  • Advocate for the National Alopecia Areata Foundation.
Alopecia Journey
  • Initially diagnosed with alopecia areata, which progressed to alopecia universalis, resulting in complete hair loss.
  • Embraced her condition by shaving her head in July 2025.
  • Walked the stage without a wig during the Miss USA preliminaries in October 2025, being the first contestant to do so.
  • Diagnosed with alopecia universalis in December 2024.
  • Publicly announced her alopecia diagnosis in September 2025 through a social media video.
  • Embraced her condition by competing without a wig during the Miss USA preliminaries on October 22, 2025, becoming the first contestant with alopecia universalis to do so.

Favourites

FoodPasta
TravelAvid traveler, sharing experiences on social media.

Social Media

Instagramhttps://www.instagram.com/mary_sickler/
Facebookhttps://www.facebook.com/mary.sickler.77

Some Lesser Known Facts

1. Mary lived in Houston, Texas, and Valley, Nebraska, before settling in Nevada.
2. She has a pet dog named Pixie.
3. Mary's experiences of past sexual assault led her to launch an awareness program at Rice University.
4. She was 22 years old at the time of competing in the Miss USA preliminaries in October 2025.
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