D.N. Law | Calgary Criminal Defence Office


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Criminal Defence Lawyer



David Nguyen, J.D.



David Nguyen is the founder and principal lawyer at D.N. Law. As a Calgary criminal defence lawyer with over a decade of experience in the legal field, his work spans a broad advocacy and litigation background that informs his strategic, multi-dimensional approach to each case.

His trial experience includes appearances before both the Court of Justice and the Court of King’s Bench, with reported decisions that have helped shape criminal case law in Alberta. As a former Federal Crown Prosecutor with the Public Prosecution Service of Canada, he prosecuted serious and complex drug offences, gaining an insider’s perspective on how cases are built — and how they can be dismantled.

Born and raised in Calgary, David earned his Juris Doctor from the University of Calgary. His work with organizations such as Calgary Legal Guidance and the Alberta Human Rights Commission reflects a commitment to advocacy and community service that runs alongside his legal practice.

David approaches every matter with disciplined preparation, clear planning, and the adaptability to pursue trial or negotiate resolution based on what will best protect his clients’ rights, reputation, and future.



Our Defence Approach



Foundations for a Strong Defence



We begin with a detailed analysis of the Crown’s case, identifying procedural errors, Charter of Rights breaches, and evidentiary weaknesses. With insight earned as a Federal Crown Prosecutor, we understand the prosecution’s playbook — because it was once ours.​



Command and Credibility in the Courtroom



Not all lawyers regularly appear in trial courts — we do. Our record includes cases argued before both the Court of Justice and the Court of King’s Bench, with reported decisions that demonstrate advocacy capable of withstanding judicial scrutiny. We prepare every matter as if it will proceed to trial, ensuring readiness for the most complex and high-pressure courtroom environments.



Strategy that Secures the Right Outcome



While we are always prepared to proceed to trial, we recognize that the best outcome may come from negotiation. Strong trial preparation often provides the leverage needed to secure reduced charges, more favourable plea arrangements, or even full withdrawals before trial. Our goal is to position you for the strongest possible resolution whether that means fighting in court or negotiating outside of it.



UNIT 1260, 630 6 AVENUE SW
CALGARY, ALBERTA T2P 0S8



INFO@DNLAWCALGARY.CA



403-473-5936



ⓒ D.N. Law