The Washington University School of Law (WashULaw) is the law school of Washington University in St. Louis, a private research university in St. Louis, Missouri. Founded in 1867, the law school was originally located in downtown St. Louis, and relocated in 1904 to the Danforth Campus of Washington University in St. Louis.

A law school is an institution, professional school, or department of a college or university specializing in legal education, usually involved as part of a process for becoming a judge, lawyer, or other legal professional within a given jurisdiction. Depending on the country, legal system, or desired qualifications, the coursework is undertaken at undergraduate, graduate, or both levels.