L'UTOPISTE may refer to:
- Paul Otlet, documentalist, universalist, internationalist, indexalist. At times considered as the 'father of information science', or 'visionary inventor of the internet on paper'
- Le Corbusier, architect, universalist, internationalist. Worked with Paul Otlet on plans for a City of knowledge
- Otto Neurath, philosopher of science, sociologist, political economist. Hosted a branch of Mundaneum in The Hague
- Ted Nelson, technologist, philosopher, sociologist. Coined the terms hypertext, hypermedia, transclusion, virtuality and intertwingularity