The University of Pennsylvania Law School (officially the University of Pennsylvania Carey Law School, sometimes shortened to Penn Law, UPenn Law, or Penn Carey Law) is the law school of the University of Pennsylvania, an Ivy League university located in Philadelphia. It is among the most selective and oldest law schools in the United States, and is currently ranked sixth overall by U.S. News & World Report. It offers the degrees of Juris Doctor (J.D.), Master of Laws (LL.M.), Master of Comparative Laws (LL.C.M.), Master in Law (M.L.), and Doctor of the Science of Law (S.J.D.).

The entering class typically consists of approximately 250 students, and admission is highly competitive. Penn Law's July 2018 weighted first-time bar passage rate was 92.09 percent. In the class entering in 2018, over half of students were women, over a third identified as persons of color, and 10 percent of students enrolled with an advanced degree. The school has consistently ranked among top 14 (T14) law schools identified by U.S. News & World Report, since it began publishing its rankings.

The law school offers an extensive curriculum and hosts various student groups, research centers, and activities. Students publish the University of Pennsylvania Law Review, the oldest law journal in the country. Students also publish The Regulatory Review, a regulatory news, analysis, and commentary that publishes daily. Among the school's alumni are a US Supreme Court Justice, several state Supreme Court Justices and supreme court justices of foreign countries, as well as several founders of law firms, university presidents and deans, business entrepreneurs, and politicians.

Based on student survey responses, ABA and NALP data; 99.2 percent of the Class of 2018 obtained full-time employment after graduation, with a median salary of $180,000, as 76 percent of students joined law firms and 11 percent obtained a judicial clerkship. The law school was ranked second of all law schools nationwide by the National Law Journal, for having the most 2018 graduates to join the 100 largest law firms in the U.S., in 2018, comprising 60 percent.