Colsen
The name Colsen is a relatively modern and unique name, and its exact meaning and origin are not entirely clear. It is likely a combination of elements from different names or a completely invented name.
One possible explanation is that Colsen is a variant or derivation of the name Colin, which is a French name derived from the Germanic name Nickolas, meaning 'people of victory'. In this case, Colsen could be interpreted as a more contemporary and stylized form of Colin.
Another possibility is that Colsen is a combination of the names Cole and Bensen or Benson. Cole is an English surname derived from the Old English word 'col' meaning 'coal', while Bensen or Benson is a surname of English origin meaning 'son of Ben'.
Since Colsen is a relatively new and unique name, its meaning and origin are not definitively established. It is likely that parents have chosen this name for its distinctive sound and modern feel, rather than for a specific meaning or heritage.