History
Gatherings are older than any record of them. Markets, religious festivals, athletic games, and town councils all needed someone to sort out lodging, food, and the movement of crowds. The ancient Olympic Games and the great medieval trade fairs were, in their own way, large managed events, with logistics that anyone who runs a convention today would recognize.
From fairs to convention halls
The modern profession is much younger. As rail and then air travel made it practical to bring people together from far apart, trade shows and conventions grew through the late nineteenth and twentieth centuries. Cities began building dedicated convention halls and competing for the business they drew. By the middle of the twentieth century, hotels were designing whole floors around function space, and the full-time meeting planner started to appear as a job in its own right rather than a duty someone picked up on the side.
A profession of its own
Meetings for government workers followed a separate track. Agencies and the professional societies that served them needed training events and conferences that complied with public spending rules, and that demand was specialized enough to create planners who knew federal travel regulations and procurement inside out. Associations formed in the second half of the twentieth century to pool standards, training, and certification for this group.
Digital tools later changed the pace more than the substance. Registration moved online, budgets and room blocks moved into software, and remote and hybrid formats became ordinary, especially after gatherings of every kind were disrupted in the early 2020s. The fundamental problem — getting the right people into the right room with the right setup — has barely changed.