Allyson Ho is co-chair of the Firm’s nationwide Appellate and Constitutional Law practice group and widely recognized as one of the premier appellate lawyers in the United States. She has presented nearly 100 oral arguments in federal and state courts nationwide, including multiple high-stakes cases on behalf of business before the U.S. Supreme Court. She is routinely named as a leading appellate lawyer by Benchmark Litigation and has been named to its “Top 250 Women in Litigation” list.
Her most significant wins include a U.S. Supreme Court reversal worth billions of dollars for unionized employers in the Sixth Circuit; a U.S. Supreme Court reversal limiting the power of federal regulators; a multi-billion dollar environmental win in the Fifth Circuit; a multi-billion dollar commercial victory for the founder of a technology company in the Appellate Division of the New York Supreme Court; a billion dollar environmental win in the Houston Court of Appeals; a nine-figure commercial victory in the Texas Supreme Court; a nine-figure arbitration win in the Fifth Circuit; reversal of a bellwether class certification order in the Michigan Court of Appeals; landmark wins for the health care industry in the Second Circuit; and precedent-setting constitutional victories in federal courts nationwide. Her amicus briefs have been cited by members of the U.S. Supreme Court during oral argument and in multiple opinions.
Mrs. Ho clerked for U.S. Supreme Court Justice Sandra Day O’Connor, counseled Attorney General John Ashcroft, and advised President George W. Bush. She was appointed vice-chair of the Federal Judicial Evaluation Committee by U.S. Senators John Cornyn and Ted Cruz. She is a member of the Federalist Society’s Board of Visitors and the Washington Legal Foundation’s Legal Policy Advisory Board.
Mrs. Ho graduated from Duke University magna cum laude with a B.A. in English, Rice University with an M.A. and Ph.D. in English Literature, and the University of Chicago Law School with high honors. She was a member of the Law Review and Order of the Coif.
Updated July 2023
