Paraguay most commonly means “river that gives birth to the sea” or “river which gives birth to the ocean,” coming from the Indigenous Guaraní language and referring to the Paraguay River.

Name origin in a nutshell

Most linguists agree the word Paraguay originally comes from Guaraní and was first the name of the river, then of the country.

Because Guaraní is old and was mostly oral, several competing folk etymologies exist, and none is universally accepted.

Main interpretations of “Paraguay”

Here are the best‑known explanations people give today:

  • “River that gives birth to the sea” – from Guaraní roots where para is interpreted as “sea” or “water,” gua as “from,” and y as “river or water,” giving the sense of a river whose waters ultimately reach the ocean.
  • “Water that gives birth to the Ocean / born of water” – a simplified modern explanation based on para (“water”) and guay (“birth” or “born”).
  • “River of the Payaguá” – from Payaguá-y , “river of the Payaguás,” an Indigenous group that lived along the Paraguay River; in this version the country name comes from the people’s name.
  • “River of feather crowns / crowns of feathers” – an older missionary explanation from a 17th‑century Guaraní dictionary, interpreting paragua as “feather crown” and y as “river,” giving “river where people wear feather crowns.”

So, when someone asks “what does Paraguay mean?”, the safest short answer is: it’s a Guaraní name usually explained as “river that gives birth to the sea,” though several traditional interpretations coexist.

Information gathered from public forums or data available on the internet and portrayed here.