Alasdair Mackenzie to be appointed King’s Counsel

Doughty Street Chambers is immensely proud to announce that our leading immigration junior, Alasdair Mackenzie, has been appointed King’s Counsel following his success in the 2025 competition. 

Alasdair Mackenzie is a leading junior specialising in immigration and asylum law, with a broader public law practice. He is Head of the Immigration Team at Doughty Street Chambers. 

He is regularly instructed as sole or leading counsel in appeals before the Court of Appeal, the Upper Tribunal and the Special Immigration Appeals Commission, as well as in judicial reviews in the High Court and Upper Tribunal. He appears frequently in the Upper Tribunal and First-tier Tribunal across all areas of immigration law, including refugee, human rights, family, EEA, student, points-based system, bail and deportation matters, and in judicial reviews of trafficking decisions and age assessments. 

Alasdair is recommended in Band 1 by Chambers and Partners 2026 edition, where it is noted that 'Alasdair is always a pleasure to work with. His understanding of the immigration and asylum system is second to none, and he is calm and incisive in giving advice.' He is described as 'an excellent advocate - vastly knowledgeable and deeply committed to the work', and 'very good technically; he knows the law in this area comprehensively. He is particularly good at the application of international law to the arguments in the case'. 

Alasdair’s appointment to King's Counsel, brings Chambers’ complement to a total of 43 Silks with leading reputations both domestically and internationally, across the range of criminal, public and administrative law. 

For more information about Alasdair’s work, please contact Sian Wilkins.