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Dr Daniel O'Neill

Daniel O'Neill
  • Location: Hertfordshire
  • Year of Fellowship: 2018
  • Route to Fellowship: Meritorious Contributions to the Profession

Field of work

Veterinary schools

Areas of special interest

  • Epidemiology
  • Animal welfare
  • Breed health

Areas of support

  • Collaborative research
  • Innovation in professional practice
  • International issues
  • One Health Agenda
  • Promoting knowledge and best practice
  • Public engagement
  • Translating research into veterinary practice

Professional positions

  • JSAP: Associate editor
  • Chair: Brachycephalic Working Group
  • CFSG: Extreme Conformations Subgroup
  • RCVS Knowledge: Quality Improvement Group
  • Founding member: Dog Breeding Reform Group


  • 1987 UCD: Upjohn Vet Graduate of the Year
  • 1987 UCD: John Freeman Memorial Medal
  • 2003 Jim Gourley Prize: Clinical Innovation
  • 2019 RVC: James Bee Student Nominated Award
  • 2019 BSAVA: Blaine Award


Dan is Senior Lecturer in Companion Animal Epidemiology at RVC. Dan chairs the UK Brachycephalic Working Group and is an Associate Editor of JSAP. He is a founding member of the Dog Breeding Reform Group. He is part of the Extreme Conformations Subgroup of the Canine and Feline Sector Group and RCVS Knowledge’s Quality Improvement Group.
Dan graduated from Dublin Vet School in 1987 with First Class honours and was awarded the Upjohn Veterinary Graduate of the Year and John Freeman Memorial Medal. Roles as a rotating internship, small animal and mixed general practitioner as well as industry followed. He ran a companion animal practice in Petts Wood, Kent from 1996-2009, when he gained qualifications in pharmacology, general practice, feline practice, dermatology and business management. In 2009, an MSc was followed by a PhD in veterinary epidemiology at the RVC to develop VetCompass . After post-doctoral roles, Dan was appointed as Senior Lecturer in Companion Animal Epidemiology at RVC in 2017.
Dan's research focuses primarily on improved understanding of breed health but other projects explore animal behaviour, drug usage, demography, longevity and human translational questions.
Dan contributes to epidemiology teaching for RVC veterinary undergraduates, residents, veterinary nurses, and MSc and PhD students. He has lectured widely at conferences in the UK, Europe and also in the US.
As well as authoring over 50 peer reviewed publication, Dan has co-authored two books.

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