Lanhee Joseph Chen (Chinese: 陳仁宜; pinyin: Chén Rényí; /ˈlænhiː tʃɛn/; born July 4, 1978) is an American policy advisor, attorney, and academic. Chen serves as the David and Diane Steffy Fellow in American Public Policy Studies at the Hoover Institution, director of domestic policy studies and lecturer in the public policy program at Stanford University, and lecturer in law at Stanford Law School.