Atty. James Tanner Duncan
J. Tanner Duncan is a Cincinnati-born criminal defense attorney who takes the fight head-on—and doesn’t back down.
Profile Summary
About James Tanner Duncan at a glance
James Tanner Duncan is an Attorney based in Lebanon, Ohio, practicing at Rittgers Rittgers & Nakajima. They have 7+ years of legal experience, licensed to practice since 2019. Their practice focuses on dui/dwi, car accidents, drug crimes, medical malpractice, and wrongful death. Admitted to practice in Ohio (2019) and Kentucky (2021). Educated at Northern Kentucky University, Salmon P. Chase College of Law J.D. cum laude (—) and University of Cincinnati B.A. cum laude (—). Serands clients in Lebanon, OH and the surrounding metropolitan area.
Want to Get Service From This Attorney?
Sign up free and choose one of the two methods below.
Have a legal question? Sign up free, submit it through the Ask the Attorney module and receive a focused answer from a specialist.
- Free to ask a question
- Answers from specialist attorneys
- Optional private / anonymous question
Request an online video meeting or an in-person consultation at the attorney's office. Pick a time that works for you and share the details securely.
- Online video meeting
- In-person at the attorney's office
- Secure messaging and payment
About
- J. Tanner Duncan is a Cincinnati-born criminal defense attorney who takes the fight head-on—and doesn’t back down
- Practicing in both Ohio and Kentucky, he handles everything from life-altering felony charges to misdemeanors and traffic offenses, bringing the same intensity to every case
- From the moment a client is under investigation through trial, Tanner is aggressive, strategic, and focused on winning
- He has defended cases involving murder, shootings, sex crimes, DUI/OVIs, domestic violence, and more—cases where the stakes couldn’t be higher and the margin for error is zero
- While others avoid the courtroom, Tanner thrives in it
- He prepares every case for trial, applies pressure where it counts, and forces the prosecution to prove every element
- He also makes sure clients understand exactly what’s on the line—whether it’s jail time, lifelong registration requirements, permanent records, license suspensions, or firearm restrictions
- Licensed in both Ohio and Kentucky, Tanner is uniquely positioned to handle cases that cross state lines, including complex issues involving probation, parole, and multi-state consequences
- His approach is simple: take control early, fight relentlessly, and protect his clients’ future at all costs
Practice Areas Explained
James Tanner Duncan's Areas of Practice
Each practice area below reflects the types of cases James Tanner Duncan handles, with a brief overview of what that area of law covers.
Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.
James Tanner Duncan is one of 29,976 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in Ohio →
Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.
James Tanner Duncan is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Ohio →
James Tanner Duncan is one of 6,966 drug crimes attorneys indexed nationally. Browse drug crimes attorneys in Ohio →
Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.
James Tanner Duncan is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Ohio →
James Tanner Duncan is one of 31,253 wrongful death attorneys indexed nationally. Browse wrongful death attorneys in Ohio →
Jurisdictional Context
Why local counsel matters in Ohio
Practicing law in Ohio. Legal matters in Ohio are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Lebanon are typically filed in the local municipal court or the appropriate Ohio state district court, depending on subject matter and amount in controversy. An attorney licensed in Ohio brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ohio courts without local counsel or pro hac vice admission.
Looking for additional Ohio attorneys? Browse all attorneys in Lebanon or all attorneys in Ohio.
Frequently Asked
Common questions about James Tanner Duncan
Where is James Tanner Duncan's law office located?
What practice areas does James Tanner Duncan handle?
How long has James Tanner Duncan practiced law?
Where did James Tanner Duncan go to law school?
How can I contact James Tanner Duncan for a consultation?
Practice Areas
Education
Bar Admissions
Reviews
No reviews yet.