JUNIOR PROFILE
Olivia Magennis

Olivia Magennis

UK Bar 2026

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Ranked in 1 practice area

About

Provided by 1GC|Family Law

Practice Areas

Olivia specialises in all aspects of family law as it relates to children.

In the private law field Olivia has extensive experience of complex child arrangements disputes involving implacable hostility/parental alienation, allegations of physical/emotional/sexual abuse, leave to remove applications and cases requiring the separate representation of children.

In the public law field, Olivia represents Local Authorities, parents, extended family members, foster carers, and children at all stages of care and adoption proceedings. Olivia has particular experience in cases involving complex and disputed medical evidence and serious allegations of physical, sexual or emotional harm. Olivia has considerable experience of the application of human rights law to children law cases, in particular claims for declarations and/or damages made against Local Authorities.

Olivia is increasingly instructed in cases involving children born through surrogacy arrangements; she has appeared in the High Court and Court of Appeal in such cases, including applications for parental orders, declarations of parentage and private law disputes arising out of surrogacy arrangements.

Career

• BA Hons, Law, Christ's College, Cambridge University

• BVC, Inns of Court School of Law (2004)

• MA, Cantab (2007)

• Bilingual Summer School in International Criminal Law, Leiden University,

Netherlands (2008)

• 2015: Recorder (Crime)

• 2021: Recorder (Family)

• 2021: MCIArb

Awards

• South-Eastern Circuit Advocacy Scholarship, Levin College of Law, University of Florida, US (2009)

• Pegasus Scholarship: Washington DC, USA (2010)

Professional Memberships

• Family Law Bar Association

• Family Law Bar Association Committee Member (2014-2018)

• Association of Lawyers for Children

• Resolution

• South Eastern Circuit

• Midland Circuit

Chambers Review

Provided by Chambers

UK Bar

Family: Children - London (Bar)

Band 3
Band 3

Individual Editorial

Olivia Magennis handles a range of complex public and private children law matters. She has significant experience acting in parental order issues, declarations of parentage and abductions at all levels of court including the Court of Appeal. Her work often involves international elements. She is also a qualified arbitrator.

Strengths

Provided by Chambers

  • She is able to get on top of complex matters quickly, is really responsive and easy to work with, and is thorough and attentive to detail without getting bogged down in it.

    Family: ChildrenUK Bar
  • Olivia is excellent all round, but her advocacy in particular is unparalleled.

    Family: ChildrenUK Bar
  • An excellent advocate, who is always thoroughly prepared.

    Family: ChildrenUK Bar
  • Olivia Magennis is very well prepared and client-focused. She instils confidence and in court she is a persuasive and powerful advocate.

    Family: ChildrenUK Bar

Ranked Barristers at 1GC|Family Law (59)

All Circuits

  • Profile image of Andrew Bagchi KC
    Andrew Bagchi KC

    Court of Protection: Health & Welfare

    View profile
  • Profile image of Malcolm Chisholm
    Malcolm Chisholm

    Court of Protection: Health & Welfare

    View profile
  • Profile image of Janet Bazley KC
    Janet Bazley KC

    Family/Matrimonial: Non-Court Dispute Resolution

    View profile
  • Profile image of Claire Heppenstall
    Claire Heppenstall

    Family/Matrimonial: Non-Court Dispute Resolution

    View profile
  • Profile image of David Burles
    David Burles

    Family/Matrimonial: Non-Court Dispute Resolution

    View profile

London (Bar)

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