Laurance "Larry" Spelman Rockefeller Jr., (born 1944) is an American environmental lawyer. He worked for the Natural Resources Defense Council for 25 years. Rockefeller is now a trustee of the organization. He stated that his family all shared an interest in environmental matters. "If we see a problem, we roll up our sleeves, enlist the help of others, apply our resources and get the job done," he said.