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Biohacker Bryan Johnson Finds Love in Quest for Immortality
5 Dec, 2025
Summary
- Bryan Johnson is dating his Blueprint co-founder, Kate Tolo.
- Tolo, 18 years younger, is from Mackay, Queensland, Australia.
- Their relationship was kept private for three years before announcement.
Bryan Johnson, the 48-year-old entrepreneur famous for his extreme 'Blueprint' anti-aging regimen, has unveiled a personal milestone: a three-year secret relationship with his Blueprint co-founder, Kate Tolo.
Tolo, an Australian 18 years Johnson's junior, hails from Mackay, Queensland. She is the sister of bronze medal-winning basketball player Marianna Tolo. After pursuing fashion design, Tolo became fascinated by Johnson's work merging AI and human well-being, eventually joining his team and becoming a key figure in his longevity experiments.
The couple chose to keep their romance private to nurture its growth and integration with their professional lives. Johnson described Tolo as his 'missing puzzle piece' and trusts her implicitly, likening their bond to that of historical figures. Their relationship is presented as a harmonious blend of personal affection and professional collaboration, adding a new dimension to Johnson's pursuit of eternal youth.
