About Robert

Robert Tiefenthaler presently serves as a District Court Judge in Judicial District 3B, which encompasses Sioux City, Iowa. His journey started in Breda, Iowa, where he was raised. In 1991, he earned a Bachelor of Science diploma in Political Science and Criminal Justice from the University of South Dakota. This foundational schooling paved the manner for his professional legal career, culminating in a law degree degree from the University of South Dakota School of Law in 1994. During his time in law school, he labored by interning on the Woodbury County Attorney’s office, which supplied him with valuable insights into the justice system. Following his graduation, Judge Tiefenthaler passed the Iowa bar exam and started his professional legal career as an associate at a Sioux City law firm in July 1994.

His commitment and talent led to a partnership and shareholder position on the company from approximately 1996 to 1999. In July 1999, he took a meaningful step by founding Tiefenthaler Law Office, P.C. This firm focused on various fields of law, including civil torts, employees’ damages, criminal defense, juvenile law, and household law. He continued to operate as a solo practitioner till his appointment as a District Court Judge in July 2022, marking a notable transition in his profession. Judge Tiefenthaler is licensed to practice regulation in Iowa, Nebraska, and South Dakota. His federal court admissions include the U.S.

District Courts for the Northern and Southern Districts of Iowa, the District of Nebraska, and the District of South Dakota. He is an active member of numerous professional organizations, which includes the Iowa State Bar Association, Nebraska State Bar Association, and the State Bar of South Dakota. His involvement extends to the Iowa Association for Justice, the place he served on the Board of Governors and the Criminal Law Core Group, demonstrating his commitment to the legal network. In addition to his expert achievements, Judge Tiefenthaler is dedicated to public service work. He has volunteered as a formative years basketball coach with Sioux City Westside Connection, emphasizing his perception in giving again to the network. This involvement helps his fostering positive improvement amongst younger humans within the area.

Outside of his professional and community endeavors, Judge Tiefenthaler enjoys a satisfying household lifestyles. He is married and is the proud father of two children, as well as a grandparent to 6 grandchildren. Balancing his profession and family responsibilities, he exemplifies a dedication to both his profession and his loved ones.

Accepted Jurisdictions

South Dakota
8th Circuit
Iowa
U.S. District Court for the District of South Dakota
U.S. District Court for the Northern District of Iowa
U.S. District Court for the District of Nebraska
Nebraska
U.S. District Court for the Southern District of Iowa

Court Admissions

U.S. District Court for the Northern District of Iowa U.S. District Court
U.S. District Court for the Southern District of Iowa U.S. District Court
U.S. District Court for the District of Nebraska U.S. District Court
U.S. District Court for the District of South Dakota U.S. District Court
Iowa State Courts State Trial Court
Nebraska State Courts State Trial Court
South Dakota State Courts State Trial Court

Types of Cases Handled

civil torts workers’ compensation criminal defense juvenile law family law

Legal Services Scope

Trial court Appellate court

Professional Associations

Iowa State Bar

has membership Current

Nebraska State Bar Association

has membership Current

State Bar of South Dakota

has membership Current

Iowa Association for Justice

Board of Governors and Criminal Law Core Group Current

South Dakota Association of Criminal Defense Lawyers

has membership Current

American Association for Justice

has membership Current

National College for DUI Defense

has membership Current

National Association of Criminal Defense Lawyers

has membership Current

Woodbury County Bar Association

has membership Current

Office Locations

Main Office

 501 Pierce St. Ste. 210 Sioux City IA 51101

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Tiefenthaler Law - If you re ready to fight, I ll fight for you!
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Tiefenthaler Law - If you re ready to fight, I ll fight for you!
Tiefenthaler Law - Teamwork
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Tiefenthaler Law - Teamwork