Donald Peder Johnsen


Don practices exclusively in the area of employment and labor law.  He counsels and represents employers in such matters as employment discrimination and sexual harassment claims, wrongful discharge claims, breach of contract claims, wage and hour disputes, arbitrations, unfair labor practice charges, employee hiring, discipline, and discharge procedures, drug and alcohol testing matters, non-competition disputes, labor relations issues and miscellaneous employment policy matters.  Since 2007, he has been consecutively recognized as a Best Lawyer by Best Lawyers of America.

Prior to joining Gallagher & Kennedy, Don practiced employment & labor law with Faegre Baker Daniels in Minneapolis.  He also served as a judicial clerk for the late Honorable Clement F. Haynsworth, Jr., U.S. Court of Appeals, Fourth Circuit.

Bar & Court Admissions

  • Arizona, 1987
  • Minnesota, 1988
  • U.S. Court of Appeals, Fourth Circuit, 1987
  • U.S. Court of Appeals, Eighth Circuit, 1988
  • U.S. District Court, District of Minnesota, 1989
  • U.S. District Court, District of Arizona, 1993
  • U.S. Court of Appeals, Ninth Circuit, 1996
  • U.S. Supreme Court, 2006
  • U.S. Court of Appeals, Sixth Circuit, 2009

Associations & Memberships

  • State Bar of Arizona, Member
  • State Bar of Arizona, Employment and Labor Law Section, Member
  • Minnesota State Bar Association, Member
  • Minnesota State Bar, Employment and Labor Law Section, Member

Honors & Awards

  • AV Preeminent Peer Review Rating, Martindale-Hubbell
  • The Best Lawyers in America®, Employment Law - Management and Litigation - Labor and Employment, 2007-2020
  • Benchmark Litigation, Local Litigation Star - Arizona, Employment, 2015-2016
  • Arizona's Finest Lawyers, 2011
  • Az Business Magazine, Arizona's Top Lawyers - Employment/Labor, 2013

Published Works

  • Impeachment with an Unsworn Prior Inconsistent Statement as Subterfuge, 28 William and Mary Law Review 295, 1987