John P. Leader, Esq.
John Leader is a respected, highly experienced Tucson Personal Injury Lawyer who has practiced law in Arizona since 1989. John helps his clients receive justice and compensation for their injuries and losses from negligence or other wrongdoing. He understands the challenges and difficulties you may be facing after an injury from a car or truck accident or another type of injury.
A longtime Tucson resident; he is a graduate (with distinction) from the University of Arizona in 1985. He attended the James E. Rogers College of Law at the University of Arizona, receiving his Juris Doctorate in 1988.
He is admitted to practice law in all city, county and state courts in Arizona. John is admitted to practice law in the United States District Court, the Ninth Circuit Court of Appeals and the United States Supreme Court. He is a member of the State Bar of Arizona and the Pima County Bar Association.
In law school, John had the honor of spending a semester in Washington, D.C., working on “the Hill” for then-Senator Dennis DeConcini. After law school, John landed a prestigious federal judicial court clerkship for Judge Alfredo C. Marquez in Tucson.
In 1990, John was selected as an Assistant United States Attorney for the U.S. Attorney’s Office, where he spent nine years representing the United States of America in the Criminal Division. As a federal prosecutor, John litigated approximately fifty federal jury trials in the U.S. District Court and presented over 15 oral arguments before the Ninth Circuit Court of Appeals in San Francisco. John has authored approximately forty Ninth Circuit Court Appellate briefs.
Wrongful Death & Personal Injury Law
In 1999, John entered private civil practice with Haralson, Miller, Pitt, and McAnally. During this time, John authored two “Amicus Curiae” Briefs, one that was filed with the U.S. Supreme Court [Norfolk Southern R. Co. v. Shanklin, 529 U.S. 344 (2000)] and another lodged with the Arizona Supreme Court [Isbell v. State, 198 Ariz. 291 (2000)].
John opened his legal practice in 2007 and continued private civil litigation on behalf of his clients at the Leader Law Firm. He has a unique combination of experience, legal expertise and personal compassion for his clients.
Multi-Million Dollar Verdicts & Settlements
In 2014, John appeared before the Supreme Court of the United States; a genuinely unique honor for an attorney.
In 2012, he obtained a $7.8 million wrongful death jury verdict against the State of Arizona. Per “Arizona Attorney” magazine, this 3rd highest civil verdict of the year.
In December 2015, John received a $47 million wrongful death jury verdict against the State of Arizona in a similar, tragic highway accident case. This judgment was the second highest civil verdict of 2015 in Arizona, per “Arizona Attorney” magazine.
Bachelor of Arts, With Distinction General Studies [emphasis in English, Spanish, and Economics], University of Arizona, Class of 1985; Dean’s List 1981-85
Juris Doctorate, The University of Arizona, Class of 1988; Member of The Arizona Law Review; Dean’s List, Spring 1988
Honors and Activities
Member, American Association for Justice, September 1999 to present
Member, Arizona Association for Justice, September 1999 to present
Board Member, Western Trial Lawyers Association
Special Achievement Award for Sustained Superior Performance of Duty, U.S. Department of Justice, September 20, 1992
Judicial Clerk, the Honorable Alfredo C. Marquez, United States District Court Judge, United States District Court, Tucson, Arizona, March 1989-August 1990
Student Bar Association’s Board of Governors, 1987-88
Legal Internship, The Hon. Dennis DeConcini [then Senator in Washington, D.C.], Fall Semester 1987
1984 Chain Gang Award recipient, given each year to the outstanding junior at the University of Arizona regarding academics and contribution to the University
Schedule Your Free Case Evaluation
Contact the Leader Law Firm for your free, no-obligation, evaluation of your case, (520) 575-9040. We will meet to discuss your potential case, answer your questions and help you make an informed decision about taking legal action.
The Leader Law Team
Jeffrey is the newest addition to the Leader Law Firm team and is also new to Tucson.
He graduated from the University of Montana School of Law in Missoula, Montana in 2015. Prior to that, he graduated from Boston College in Chesnut Hill, Massachusetts. He graduated with a double major Bachelors degree in History and Political Science in 2012.
Before joining the firm, Jeff served as the law clerk for the Honorable Kurt Krueger in the Montana Second Judicial District in Butte, Montana.
Away from work, he enjoys athletics and reading.
Yvonne Moreno is the Director of First Impressions, the welcoming voice you will usually hear when you call our firm. She has been with the Leader Law Firm for over six years and works as our Legal Secretary.
A Tucson native, Yvonne is probably the first person you’ll speak with at the firm. She’s passionate about her family and sports, specifically football! On Fall weekends, you can find her cheering on the Tucson High Badgers and the New Orleans Saints.
Maria is our Senior Paralegal and has been with the firm for almost two years. She has extensive legal experience and works on our larger litigation cases. As a client, you probably won’t see Maria most of the time, but you can bet she is hard at work.
Outside of work, she has a passion for quilting. She spends much of her spare time creating colorful, quilted works of art!