This name means that, that one person's personality is many different things. He/she can be rough and fast like rapids, you can be calm, you can be shallow or deep...
The land betwen 2 rivers
I think it refers to the rivers
Gator Rivers's birth name is Larry Rivers.
Mesopotamia was in the fertile crescent and Mesopotamia means "between the to rivers".
Elayne Rivers's birth name is Elayne-Danyele Rivers.
Mickey Rivers's birth name is John Milton Rivers.
Xavier Rivers's birth name is Xavier Arco Rivers.
Lycus or Lycos was a common name for Greek Rivers. Lycos was also the son of Poseidon
The "Euphrates" is the name of one of the two major rivers in Iraq, the other is the "Tigris".
William. His full name was William Halse Rivers Rivers (yes, twice).
rivers
Mesopotamia means land between two rivers. The civilization named it that way because it actually is a land between two rivers. It is surrounded by the rivers Tigris and Euphrates. Hope it helps you.