Caio

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Fact sheet

Name
Caio
Gender
Boy name
Syllables
1

The first name Caio is a shortened form of the Roman name Cajus and is primarily used in Italian, Portuguese, and Brazilian contexts. The literal meaning of the name is "the messenger of joy," "the joyful one," or simply "joy."

What does the name Caio mean?

Caio is an Italian, Portuguese, and especially Brazilian short form of the Roman name Cajus, which traces back to the Latin versions Caius and Gaius. Literally translated, it means "the messenger of joy," "the joyful one," or "joy." The name is often associated with the joy that parents experience at the birth of their child. Its roots lie in Etruscan or Latin, derived from the Latin terms gaudĕo, meaning "rejoice," "enjoy," "delight," or "take pleasure in something," and gaudium, which means "joy." Caio could also be a Romance variant of Kai. Besides being used as a first name, it also appears as a surname. Variants include Gaios, Kaius, Kajus, Kajusz, and Kaio. Female forms include Gaia, Kaia, Caia, Gaja, Kaja, Caya, and Kaya.

Where does the name Caio come from?

The name Caio has its roots in Etruscan and Roman and means "the messenger of joy." The etymology traces back to the Latin words gaudĕo, meaning "rejoice, enjoy, delight," and gaudium, which denotes "joy." It is used in Brazilian, Italian, and Portuguese languages.

How do you pronounce Caio?

The pronunciation of Caio is two syllables and soft. In German, the name is usually pronounced as "Kai-o" [ˈkaɪ̯o], with the beginning featuring a gliding diphthong for dynamism. The open final syllable with O contributes to a harmonious sound. The clear sound structure gives Caio a modern and lively aura that feels friendly and international.

When is the name day of Caio?

The name day for Caio is celebrated on April 22.

Popularity

In Germany, Caio is among the popular first names. Currently, it ranks 1,212th among the most common male first names. Its best placement was in 2020, when it reached 911th place. Over the last ten years, Caio has been given as a first name around 300 times, placing it 1,215th in the ten-year statistics. From 2010 to 2024, it ranks 1,398th.

Similar first names

Famous people

  • Caio Blat (Brazilian actor)
  • Caio Canedo Correa (Brazilian football player)
  • Caio Castro (Brazilian actor)
  • Caio Cesar Alves Dos Santos (Brazilian football player)
  • Caio Danilo Lursen Tuponi (Brazilian footballer)
  • Caio de Cenco (Brazilian footballer)
  • Caio Fernando Abreu (American writer)
  • Caio Fonseca (American artist)
  • Caio Henrique Siqueira Sanchez (Brazilian footballer)
  • Caio Junior (Brazilian football player)
  • Caio Koch-Weser (politician and manager)
  • Caio Mendes (Brazilian footballer)
  • Caio Prado (historian from Brazil)
  • Caio Prado Junior (Brazilian historian)
  • Caio Rangel (Brazilian footballer)
  • Caio Ribeiro Decoussau (football player from Italy)
  • Caio Secco (Brazilian football player)
  • Caio Suguino (Brazilian football player)
  • Caio Torres (Brazilian basketball player)
  • Caio Zampieri (Brazilian tennis player)

Frequently asked questions about the name Caio

Where does the name Caio come from?

The name Caio has its roots in Etruscan and Roman and is used in Brazil, Italy, and Portugal.

What does the name Caio mean?

Caio means 'the messenger of joy' and is associated with the joy that parents feel at the birth of their child.

How popular is the name Caio?

Caio is gaining popularity in Brazil and other Romance-speaking countries, especially due to its positive meaning.

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