Tyrrell is a British-Swiss public figure, medical doctor, model and former Miss United Kingdom at Miss World.
On 16 June 2014, Tyrrell was crowned Miss England, and on 14 December 2014 was placed in the top 5, later crowned Miss United Kingdom at Miss World at the ExCeL London. Tyrell was studying medicine at Cambridge University at the time of competing, and remains the most successful Miss England contestant; winning 4 of the 10 qualifying rounds in the finals of the competition, including the charity and swimwear rounds.
Tyrrell practiced medicine at Oxford University and research at the Global Outbreak Alert and Response Network (GOARN) at the World Health Organisation, where she authored international policy documents on data sharing, research and innovation, and published work on emerging respiratory viruses.
Working with government agencies, Cambridge University and industry, Tyrrell has worked to develop health policy and improve healthcare delivery through the use digital healthcare technologies.
Tyrrell has co-founded a company and works across the global health policy, technology, and life sciences investment sectors. She continues to publish, sit on panels, and give talks and interviews on these subject areas where she is a philanthropist and an ambassador for multiple charities.
Tyrrell studied at Cambridge University where she graduated with a first-class undergraduate degree in Natural Sciences (MA), a Bachelor of Medicine and Bachelor of Surgery (MB BChir) and a Master of Public Health (MPH) with distinction.


  • Tyrrell has published in peer-reviewed scientific journals including the British Medical Journal and Elsevier Medicine.
  • Research interest areas include healthcare policy, virology, microbiology, oncology, medtech and digital health.
  • Tyrrell has undertaken pioneering research at the World Health Organisation, University of Cambridge, University of Oxford, University College London, Wellcome Trust, Medical Research Council and National Institute for Health Research.


  • Tyrrell has helped raise millions in funding for women and children, health and innovation causes.
  • An ambassador for homeless charities, Tyrrell slept rough on the streets of Cambridge during the Miss World competition to raise awareness of homelessness.
  • Tyrrell has undertaken global health research and humanitarian projects in different countries around the world including India, Brazil, Côte d’Ivoire, Ghana and Rwanda.


  • Tyrrell learned to ski in the Swiss alps, a qualified ski instructor, bilingual in English and French.
  • Tyrrell is passionate about the arts, having published poetry, created a clothing line and exhibited art at Prangins Castle, Switzerland.
  • A sports enthusiast, Tyrrell has gymnastics, swimming, running and tap dancing awards, and enjoys water-skiing as much as skiing.
  • Tyrrell has held membership role including the Royal Society of Medicine, Public Health Council, Faculty of Public Health and the President of Cambridge University Global Health Society.

Selected Research Publications

  • Betcheva L, Erhun F, Feylessoufi A, Gonçalves P, Jiang H, Kattuman PA, Pape T, Pari A, Scholtes S, Tyrrell CSB. Rapid COVID-19 Modeling Support for Regional Health Systems in England. SSRN (2020) 3695258
  • Vihta KD, Gordon NC, Stoesser N, Quan PT, Tyrrell CSB, Vongsouvath M, Ashley EA, Chansamouth V, Turner P, Ling CL, Eyre D, White NJ, Crook D, Peto T, Walker AS. Antimicrobial resistance surveillance: can we estimate resistance in bloodstream infections from other types of specimen? medRxiv (2020) 20211243
  • Tyrrell CSB, Allen JLY, Carson G. Influenza and emerging respiratory viruses. Medicine (2017) Volume 45 Issue 12 p. 55-61 ISSN 1357-3039
  • Maguire BJ, McLean ARD, Rashan S, Antonio ES, Bagaria J, Bentounsi Z, Brack M, Caldwell F, Carrara VI, Citadell BW, Dahan P, Feteh VF, Guérin MHB, Kennon K, Lahaut KB, Makuka GJ, Ngu R, Obiesie S, Richmond C, Singh-Phulgenda S, Strudwicl S, Tyrrell CSB, Schwinn A, King D, Newton PN, Prince RN, Merson L, Stepniewska K, Guérin PJ. Basline results of a living systematic review for COVID-19 clinical trial registrations. Wellcome Open Research (2020) 5:116
  • Makris GC, Patel R, Little M, Tyrrell CSB, Sutcliffe J, Allouni K, Bratby M, Anthony S, Uberoi R. Closure Devices for Iatrogenic Thoraco-Cervical Vascular Injuries. Cardiovasc Intervent Radiol (2017) Volume 40 Issue 3 p.381-387, PMID 27896414