Can't tell you, but competitive swimming, from what I've learned started in ancient Egypt. It really only started after competitive diving evolved.
Antonie van Leeuwenhoek, the inventor of the microscope who went on to extensively study and describe all kinds of microscopic life.
who is the inventor
Inventor
an accidental inventor is a inventor that always makes accidents
an inventor is a designer but a designer is not an inventor
As long as there have been humans with access to temperate waters people have been swimming, so it's not possible to determine a specific inventor. You might as well ask who invented tree climbing.
There is no headache inventor.
It does not have a single inventor.
who was the inventor of the dynamo?
inventor yacht
when did this inventor live
who is inventor of hacksaw