Katherine Horn is an associate in Armstrong Teasdale’s Litigation practice group, where she assists clients in resolving a range of disputes. She is skilled at drafting pretrial motions, discovery requests, petitions, affidavits, exhibits and other documents, conducting research and analyzing case law to assess the best defenses of a case in preparation for litigation.

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Prior to joining Armstrong Teasdale, Katherine was a Rule 13 intern at a child and family services legal clinic. Before that, she was a summer associate at Armstrong Teasdale, a law clerk in the Olathe, Kansas, City Attorney’s Office and a clerk for a Lawrence, Kansas, criminal lawyer.


  • University of Missouri-Kansas City School of Law  (J.D., summa cum laude, 2023)
    • Valedictorian
    • Top Overall Oralist for 1L Oral Arguments
    • CALI Excellence for the Future Award® (highest grade) – Lawyering Skills I (Fall 2020), Civil Procedure – Pleadings (Fall 2020), Business Organizations (Fall 2021), Estates & Trusts (Fall 2021), Professional Responsibility (Spring 2022), Employment Discrimination (Spring 2022), Estate Planning and Drafting Lab (Spring 2022); Criminal Procedure (Spring 2023)
    • Julian Klein Davidson Scholarship
    • UMKC Law Review Volume 91, Editor-in-Chief
    • Student Bar Association Mentorship Program
  • University of Kansas  (B.A., summa cum laude, 2020)
    • Political Science and English
    • Honor Program
    • Dean’s List


  • Missouri
  • U.S. District Court, Western District of Missouri
  • U.S. District Court, District of Kansas
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