Katie Thurston: Reality Star, Advocate & Cancer Thriver

Katie Thurston is an American television personality, breast cancer advocate, and thriver who has used her platform to raise awareness about early detection and treatment. Born January 3, 1991, she first rose to fame as a contestant on season 25 of The Bachelor and later starred as the lead of season 17 of The Bachelorette. Source 1

Early Life and Rise to Fame

Bachelor Nation Beginnings

Thurston gained national recognition after appearing on The Bachelor in 2021 and then headlining The Bachelorette later that year.

Personal Life & Relationships

Partnership with Jeff Arcuri

Thurston is engaged to comedian Jeff Arcuri. After her cancer diagnosis, the couple accelerated their wedding plans, with Arcuri providing strong emotional support throughout her treatment. Source 10

Breast Cancer Diagnosis and Treatment Journey

Discovery and Diagnosis

In early 2025, at age 34, Thurston noticed a small lump and was subsequently diagnosed with stage 4 breast cancer. Source 5 Source 6

Treatment Milestones

She underwent a double mastectomy and continues first-line treatment. One year after diagnosis, her scans remain stable. Thurston has also paused treatment temporarily to focus on her mental health. Source 4 Source 3

Advocacy and Awareness

Through her “Boobie” initiative, Thurston shares her journey to promote breast cancer awareness and support others facing similar diagnoses. Source 7

Media Presence and Public Updates

Instagram & Online Community

With 816K followers on Instagram (@thekatiethurston), she regularly posts health updates, renovation projects, and advocacy content. Source 2

Comedy and Creative Ventures

Thurston is renovating a Victorian home and has performed in a Netflix comedy special.