Dan K. Webb

In 2012, Webb was the special prosecutor in the case involving David Koschman, who died after being punched by the nephew of then-Chicago Mayor, Richard M. Daley. On August 23, 2019, Webb was appointed as the special prosecutor in the Jussie Smollett case.

In March 2018, the President of the United States, Donald J. Trump, asked Webb to represent him personally and to lead his defense team in connection with Robert Mueller's Special Counsel investigation into the role of Trump's presidential campaign in Russian interference in the 2016 United States elections. Webb declined to represent the President. He issued a statement to The Washington Post that the president's overture was the "highest honor" but that "business conflicts" prevented him from representing President Trump. Abbe Lowell, Webb's partner at law firm Winston & Strawn, represents the President's son-in-law Jared Kushner and daughter Ivanka Trump in the investigation, and Webb represents billionaire Dmitry Firtash, a business partner of Paul Manafort, the former chairman of Donald Trump's presidential campaign. Webb represents Firtash alongside both Lanny Davis, defense counsel to President Trump's former personal lawyer Michael Cohen, and attorney Michael Chertoff, former United States Secretary of Homeland Security.

Webb received his own profile in The New York Times, Need a Superlawyer? Take a Number, and according to Bloomberg, he is recognized consistently as one of the most sought-after trial lawyers in the United States. According to The Wall Street Journal, Webb is one of the country's most highly regarded litigators, and according to the Los Angeles Times, Webb is one of the nation's leading trial attorneys. Webb was ranked the number one litigator in the United States by Euromoney's Guide to the World's Leading Litigation Lawyers, the top litigation expert in the United States by Guide to the World's Leading Lawyers, and Law360 named Winston & Strawn, led by Webb, as Trial Group Of The Year for 2018. Jenner & Block chairman Anton R. Valukas, bankruptcy examiner in the Bankruptcy of Lehman Brothers, called Webb "a stunningly good trial lawyer", and Brendan Sullivan, defense counsel in the Duke lacrosse case, remarked that Webb is "one of the most formidable courtroom lawyers in America today". During his tenure as U.S. Attorney, Nina Totenberg of NPR called Webb "the best prosecutor I have ever laid eyes on". Webb is admitted to the United States Supreme Court and allowed to practice law before the court. Webb is known to bill at nearly $1,400 an hour.

He is the co-executive chairman of Winston & Strawn, an international law firm with nearly 1,000 attorneys in 16 offices in the United States, Europe, Asia, and the Middle East, with gross revenue of $985 million in 2017. According to Chambers and Partners, Webb is one of the top seven trial lawyers in the United States. Webb represented Bill Gates and Microsoft in the United States v. Microsoft Corp, the New York Stock Exchange as chief counsel in a dispute involving $120 million in compensation paid to their former chairman and CEO Richard Grasso, General Electric in a price-fixing case, Philip Morris in its $300 billion tobacco-related litigation, Verizon in obtaining a $58 million verdict in a patent litigation matter with Vonage, Guggenheim Partners in litigation related to their $2.2 billion acquisition of the Los Angeles Dodgers, Beef Products Inc. in obtaining over $177 million, the largest ever settlement in the United States for a media defamation case, and other Fortune 100 corporations in litigation including BP, Boeing, JPMorgan Chase, Ernst & Young, Pfizer, and Deloitte. Webb has tried over 100 jury cases.

Business Insider named Webb one of 11 Lawyers You Definitely Don't Want To See Across The Aisle, and The Legal 500 listed Webb as one of the top 10 trial lawyers in the United States. In addition to being named the number one litigator in the United States and the top litigation expert in the United States, Webb was also named the number one white-collar criminal defense attorney by Corporate Crime Reporter. Webb was named one of the 100 Most Influential Lawyers in America by The Best Lawyers in America. Lawdragon included Webb on its 2017 Hall of Fame and on Lawdragon 500: The Legends.

In 2017, Webb participated in a televised mock trial on C-SPAN of William Shakespeare's play Twelfth Night, presented by The Shakespeare Theatre Company. Webb argued on behalf of main character Sebastian and the mock trial was judged by President Barack Obama's nominee to the United States Supreme Court, Judge Merrick Garland. Pamela Talkin, Marshal of the United States Supreme Court, served as marshal of the mock trial.

Webb represented the New York Stock Exchange as chief counsel in connection with an internal investigation over compensation to their former Chairman and CEO Richard Grasso and currently represents the NYSE in subsequent litigation. Following Webb's internal investigation, summarized in what is now known as the "Webb Report," the New York Attorney General sued Grasso for the return of more than $120 million in compensation. He represented Beef Products Inc. in obtaining the largest ever settlement in the United States for a media defamation case. Disney reported that it paid Beef Products $177 million more than its insurance coverage to settle the case. Webb has also represented Jack Welch, former chairman and CEO of General Electric, in his divorce and numerous personal matters, the city of Ferguson, Missouri to negotiate and litigate reforms with the United States Department of Justice following the shooting of Michael Brown, the children of Hyatt hotel heir Robert Pritzker in connection with allegations that their family trust funds were looted of about $1 billion, and billionaire Rishi Shah's Outcome Health in an internal investigation, following an exposé in The Wall Street Journal that alleged employees misled advertising clients. Alongside David Boies, lead counsel to Al Gore in Bush v. Gore that determined the 2000 United States Presidential Election, Webb represented $9 billion hedge fund Amaranth Advisors in the firm's dissolution. In January 2016, Webb was retained by the city of Chicago to conduct an independent review of their legal department, after it was alleged in a lawsuit that a city attorney hid evidence of a fatal police shooting.

Webb previously served as Special Counsel in the Iran-Contra affair and successfully prosecuted Admiral John Poindexter, President Ronald Reagan's National Security Advisor, for lying to the United States Congress and obstructing their investigations. Admiral Poindexter's conviction was overturned on appeal in 1991. Webb famously deposed President Reagan during his investigation.

Webb is a former United States Attorney for the Northern District of Illinois, serving from 1981 to 1985. From 1970 to 1976, he was an assistant U.S. attorney in the special prosecutions division of the U.S. attorney's office of the Northern District of Illinois. In 1990, Webb received international attention for his prosecution of retired Admiral John Poindexter in the Iran–Contra affair. The convictions were overturned on appeal.

Webb graduated from Western Illinois University in Macomb, Illinois. Webb attended Loyola University Chicago School of Law, receiving a J.D. in 1970.

Daniel K. Webb (born 1945) is an American lawyer and public official. He is the co-executive chairman of the international law firm of Winston & Strawn. He is a former United States Attorney for the Northern District of Illinois and previously served as the Special Counsel in the Iran-Contra affair. As the United States Attorney for the Northern District of Illinois, he was the top federal law enforcement official in the city of Chicago on behalf of the United States Department of Justice. As U.S. Attorney, Webb led Operation Greylord and successfully prosecuted 76 corrupt judges, police officers, court clerks, and lawyers.