JUNIOR PROFILE

Debbie Grennan

UK Bar 2026

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Guildhall Chambers
 Guildhall Chambers

Ranked in 2 practice areas

Employment

Western (Bar)

13 years ranked

Independent Investigations

All Circuits

3 years ranked

Chambers Review

Provided by Chambers

UK Bar

Employment - Western (Bar)

Band 1
Individual Editorial

Debbie Grennan is highly experienced in high-value and complex discrimination and whistle-blowing claims, regularly appearing in the ET and EAT. Debbie also handles matters relating to equal pay and TUPE. She regularly receives instructions on behalf of public sector clients, including respondent local authorities and the NHS.

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Independent Investigations - All Circuits

Band 3
Individual Editorial

Debbie Grennan is a leading employment barrister who is sought out for her experience in handing independent investigations, with a particular focus on healthcare and education.

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Strengths

Provided by Chambers

  • She is one of those devastatingly calm advocates who is always prepared and keeps a calm manner when dealing with complex matters.

    EmploymentUK Bar

  • She is completely unflappable and a very calming influence on our frustrated and sometimes confused client.

    EmploymentUK Bar

  • Debbie is always excellent.

    Independent InvestigationsUK Bar

  • Debbie is an excellent advocate and has a very calming and reassuring style.

    Independent InvestigationsUK Bar

Ranked Barristers at Guildhall Chambers (87)

All Circuits

The Regions (Bar)

Western (Bar)

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