Stevan H. Lieberman (born July 22, 1965 in Brooklyn, New York City) is an American lawyer, regarded as a legal expert in intellectual property law and patent law. He is a partner of the Washington, D.C.-based law firm, Greenberg & Lieberman, with Michael Greenberg, established in 1996. As part of the firm, Lieberman has been involved in hundreds of UDRP or trademark infringement disputes, and he is considered a pioneer in the technology-law areas of virtual worlds, domain names and software, cited by CNN as "among the virtual world's earning elite." Among the first lawyers in the world to begin generating a significant revenue and client base via online virtual worlds such as Second Life; he is the co-founder and CEO of two virtual reality websites.