Claire Rehfuss Biography: Parents, Age, Ex-Boyfriend, Height, Net Worth, Salary, Instagram

Claire Renee Rehfuss, also known as Claire Rehfuss, is a talented American reality television personality, AI engineer, data scientist, and content creator known for her strategic gameplay on CBS’s Big Brother 23 and her victory with partner Derek Xiao on The Amazing Race 34.

She has impressed audiences with her intelligence, spunky personality, and achievements in tech, including pioneering work in data science engineering and coding for satellites and Fortune 500 companies.

Quick Facts

• Full Name: Claire Renee Rehfuss
• Stage Name: Claire Rehfuss
• Born: June 6, 1996
• Age: 29 years old
• Birthplace: Chagrin Falls, Ohio, United States
• Nationality: American
• Occupation: Reality Star, AI Engineer, Data Scientist, Television Personality
• Height: Unknown
• Parents: Mr. Rehfuss and Mrs. Rehfuss
• Siblings: Unknown
• Spouse: Derek Xiao
• Children: Unknown
• Relationship: Broken up
• Net Worth: $1.2 million USD

Early Life and Education

Claire Rehfuss was born on June 6, 1996, in Chagrin Falls, Ohio, United States. Brought up by her parents Mr. Rehfuss and Mrs. Rehfuss in a supportive family environment in the Cleveland suburb.

She grew up with a curious mind that led her toward technology and competition from a young age.

She attended the University of Michigan, where she made history as one of the first women to graduate with a degree in Data Science Engineering.

She has unknown siblings. Her ethnicity is American. Her religion is Christianity.

Career

Claire Rehfuss began her professional path with a strong academic foundation in data science and engineering at the University of Michigan.

She has written code used on satellites, in national election campaigns, and by top Fortune 500 companies while competing in speed programming contests and placing high in a 20,000-person hackathon.

In 2021 she entered the spotlight as a houseguest on Big Brother 23, entering as a replacement player and showcasing clever strategy and spunky energy that made her a fan favorite despite an eighth-place finish.

She later partnered with fellow houseguest Derek Xiao on The Amazing Race 34, where the duo won the season and the million-dollar prize after strong performances across multiple legs.

Claire has also appeared on related reality content and continues balancing her high-level tech career with occasional television and social media projects.

Her honest approach to blending intelligence with entertainment has earned her respect across both tech and reality TV communities while she remains active in coding, innovation, and public speaking opportunities.

Social Media

• Instagram Handle: @clairerehfuss

Personal Life

Claire Rehfuss, 29 years old, is currently single. She previously dated fellow Big Brother 23 houseguest Derek Xiao starting in 2021 after connecting in the jury house.

The couple competed together on The Amazing Race 34, won the season, and shared four years together before announcing their breakup in September 2025, stating they wanted different things.

No other past relationships are publicly detailed, and she has no children. She values family connections and has spoken about her roots in Ohio.

Net Worth

Claire Rehfuss’ net worth is estimated at $1.2 million USD.

Her income primarily comes from her role as AI engineer and Senior Cloud Solution Architect at Microsoft, reality television appearances on Big Brother 23 and The Amazing Race 34 including prize winnings, brand endorsements, social media content creation, and occasional speaking or cameo opportunities in the tech and entertainment fields.