Atty. Daniel F. "Dan" Diffley
Dan Diffley serves as co-chair of Alston & Bird’s Litigation & Trial Practice Group. A courtroom veteran, he focuses his practice on complex commercial litigation, including class action defense, insurance matters, products liability, professional malpractice, and other commercial disputes.
Commercial Litigation Attorney · Serving Atlanta, GA
Profile Summary
About Daniel F. "Dan" Diffley at a Glance
Daniel F. "Dan" Diffley is a business and litigation attorney based in Atlanta, Georgia, practicing at Alston & Bird LLP. Admitted to practice in Georgia, State Bar of Georgia. Educated at Wake Forest University (J.D., 2000) and University of Richmond (BA, 1996). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Insurance Law (2026). Serves clients in Atlanta, GA and the surrounding metropolitan area.
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About Daniel F. "Dan" Diffley
- Dan Diffley serves as co-chair of Alston & Bird’s Litigation & Trial Practice Group
- A courtroom veteran, he focuses his practice on complex commercial litigation, including class action defense, insurance matters, products liability, professional malpractice, and other commercial disputes
- As lead trial counsel, he has extensive experience representing Fortune 500 companies at trial, arbitration, and every other facet of commercial litigation
- In nearly 20 years of practice, he has experience in a wide range of commercial disputes, including products liability, class actions, breach of contract, real estate, fraud, tax controversy, franchise, misappropriation of trade secrets, breach of fiduciary duty, professional liability and malpractice, insurance coverage, construction, transactional disputes, and estate/trust litigation
- Dan is listed in The Best Lawyers in America©
- He is an experienced trial lawyer and has tried cases in federal and state courts around the country
- In addition, Dan has extensive appellate experience and has represented clients in federal and state appellate courts throughout the country, including the U.S
- Supreme Court
- Dan received his J.D. from the Wake Forest University School of Law in 2000, where he was a member of the Wake Forest Law Review and moot court board
- He received his B.A., magna cum laude, in 1996 from the University of Richmond, where he was a member of Phi Beta Kappa
Practice Areas Explained
Daniel F. "Dan" Diffley's Areas of Legal Practice
Each practice area below reflects the types of cases Daniel F. "Dan" Diffley handles, with a practical overview of what that area of law involves and how it may apply to your situation in Atlanta.
Business & Corporate Law in Atlanta
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Daniel F. "Dan" Diffley is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Georgia →
Civil Litigation in Atlanta
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Daniel F. "Dan" Diffley is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Georgia →
Jurisdictional Context
Why Local Counsel Matters in Atlanta
Practicing law in Georgia. Legal matters in Georgia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Atlanta are typically filed in the local municipal court or the appropriate Georgia state district court, depending on subject matter and amount in controversy. An attorney licensed in Georgia brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Georgia courts without local counsel or pro hac vice admission.
Atlanta Courts and Legal Process
Choosing a Atlanta-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Georgia attorneys? Browse all attorneys in Atlanta or all attorneys in Georgia.
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Professional Profile
Why Clients in Atlanta Choose Daniel F. "Dan" Diffley
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Daniel F. "Dan" Diffley's practice in the field of business and litigation.
Broad Practice Area Coverage
Covering business and litigation, Daniel F. "Dan" Diffley can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Atlanta
A Atlanta-based practice means Daniel F. "Dan" Diffley attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Daniel F. "Dan" Diffley Handles in Atlanta
Below is a representative sample of the types of matters Daniel F. "Dan" Diffley has experience with under Georgia law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Daniel F. "Dan" Diffley directly to discuss the specifics of your situation.
Search Reference
How People Find Daniel F. "Dan" Diffley Online
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Daniel F. "Dan" Diffley's Practice Areas & Specializations
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