Names Ending in O for Boys

Desiderio was the full name of the Cuban bandleader who famously Loved Lucy.  There was also a Saint Desiderio.  Major attraction: the great nickname Desi.

Desiderio

Elisio is a masculine name with roots in Latin and Romance languages. It's a variation of Elysium, which in Greek and Roman mythology refers to the paradise or afterlife for heroes. Some consider it a variant of the name Elisha or Eliseo, which has Hebrew origins meaning "God is my salvation" or "God is abundance." Elisio remains relatively uncommon in English-speaking countries but has more presence in Portuguese, Spanish, and Italian communities. The name carries connotations of paradise, spiritual fulfillment, and divine blessing. Its melodic quality with the soft consonants and flowing vowels gives it an elegant, somewhat poetic character.

Elisio

Enzio is a masculine name with Italian origins, possibly derived from the Germanic name Heinz or Heinrich, meaning 'home ruler.' Historically significant through Enzio (or Enzo) of Sardinia, the illegitimate son of Emperor Frederick II in the 13th century. The name carries an exotic flair with its distinctive 'z' sound and Italian resonance. Enzio projects strength and charisma, embodying a sophisticated European sensibility. While Enzo has gained popularity in recent years, Enzio remains a less common variant, offering uniqueness while maintaining the appealing sound. Parents drawn to Italian names with historical depth yet contemporary appeal might find Enzio particularly attractive for its balance of uniqueness and accessibility.

Enzio

Faustino is a distinguished masculine name with Latin roots, derived from 'Faustus' meaning 'lucky' or 'fortunate.' Popular primarily in Spanish and Italian speaking countries, it carries the essence of good fortune and prosperity. The name gained prominence through Saint Faustino, a 2nd-century Christian martyr from Brescia, Italy. While not extensively used in English-speaking countries, Faustino maintains steady popularity in Hispanic communities and Southern Europe. Those named Faustino are often associated with positive qualities such as optimism and felicity. The name offers melodic charm with its flowing syllables and distinctive ending, making it both traditional yet uncommon in global contexts.

Faustino

Common Japanese choice for boys born in the Spring.

Haruto

Maurizio is the Italian form of Maurice, ultimately derived from the Latin name Mauritius, meaning 'dark-skinned' or 'Moorish.' This sophisticated masculine name has been popular in Italy for centuries, particularly associated with Saint Maurizio (Saint Maurice), a 3rd-century Roman soldier and Christian martyr. The name exudes Mediterranean charm and carries a musical quality characteristic of Italian names. While common in Italy and among Italian diaspora communities, Maurizio remains distinctive in English-speaking countries, offering an authentic connection to Italian heritage. The name's strong consonants balanced with flowing vowels create a melodious, dignified impression that ages well from childhood to adulthood.

Maurizio

The name of the mischievous raccoon in Disney's Pocahontas is adorable for a pet.

Meeko

A distinctive and declarative name, Munachimso is a spiritual choice, celebrating a personal connection with faith and God. It is used as a unisex name, and recently entered the UK Top 1000 for boys. 

Munachimso

Sebastiano is the Italian form of Sebastian, a name with ancient Greek and Latin origins. Derived from 'Sebastianos,' meaning 'from Sebastia' (an ancient city), or associated with the Greek 'sebastos' meaning 'venerable' or 'revered.' The name carries historical significance through numerous saints and notable figures throughout European history. In Italy, Sebastiano remains a classic choice with steady popularity. Outside Italy, it appeals to parents seeking a melodic Italian alternative to the more common Sebastian. The name conveys a sense of dignity, artistic sensibility, and Mediterranean heritage, enhanced by its flowing four-syllable pronunciation and romantic Italian flair.

Sebastiano

Taiyo

Zoro

Arcelio

For the parent who might also have Buck and Ryder on his list. 

Bronco

Damario

Elizeo is a masculine name of Spanish origin, serving as a variation of Eliseo, which itself derives from the biblical Elisha (Hebrew: Elisha, meaning 'God is my salvation'). In the Bible, Elisha was a prophet and the successor to Elijah. The Spanish form Elizeo adds a subtle spelling distinction while maintaining the melodious quality characteristic of Spanish names. While not among the most common Hispanic names, Elizeo has maintained steady usage in Spanish-speaking communities and Latin American countries. The name carries spiritual significance while offering a distinguished, somewhat uncommon alternative to more familiar biblical names. Its flowing sounds and meaningful heritage make Elizeo an elegant choice that bridges cultural traditions.

Elizeo

Emileo is a masculine name that represents a variant spelling of Emilio, the Spanish and Italian form of Emil, derived from the Roman family name Aemilius. The name ultimately traces back to Latin roots meaning 'rival' or 'emulating.' This spelling variation adds a slightly different visual appeal while maintaining the melodic sound of the original. Emileo projects warmth and carries a romantic Mediterranean flair that travels well across cultures. Though less common than Emilio, it shares the same friendly, approachable quality that has made the name enduringly popular in Spanish and Italian-speaking regions. The name has cross-cultural appeal while remaining distinctive, especially in English-speaking countries.

Emileo

This intriguing and jaunty-sounding choice is a Top 50 name in Chile.

Facundo

Georgio

Joseantonio

Boy names ending in O offer many intriguing options, from such top names as Theo to unique O-ending names from Kylo to Zino.

Mateo is the most popular boy name ending with O

 right now, though there are nearly 100 O-ending boy names among the US Top 1000. Along with Mateo, other boy names in the US Top 1000 include Leo, Santiago, Diego, Romeo, and Antonio.

unique names for boys that end with the letter O

 worthy of your consideration. These range from the biblical Jethro to the ancient Greek Cosmo to the cool, modern Rio and Po.



Here are all Nameberry’s boy names that end with the letter O, ordered by their current popularity on Nameberry.

Baby boy Names ending in the letter O, with meanings, origins, and popularity, including top boy names that end in O such as Milo and Kylo along with unique O-ending names such as Quinto. (Page 20)

1770+ Boy Names Ending in O