1770+ Boy Names Ending in O

Tiburcio is a masculine name with ancient Roman origins, derived from the Latin name Tiburtius, which referred to someone from Tibur (modern-day Tivoli in Italy). The name carries historical significance as it was borne by Saint Tiburtius, a Christian martyr from the 3rd century. Tiburcio has maintained steady usage primarily in Spanish-speaking countries and communities, especially in rural areas and among families honoring traditional naming patterns. The name has a strong, distinguished sound with its four syllables and distinctive ending. While uncommon in English-speaking regions, Tiburcio is recognized throughout Latin America and Spain. Those bearing this name often appreciate its historical depth, unique character, and connection to Hispanic heritage, though they may occasionally need to help others with its pronunciation.

Joselito is a Spanish diminutive form of José (Joseph), featuring the affectionate suffix "-lito." The name Joseph comes from Hebrew origins meaning "God will add" or "God will increase." Joselito conveys warmth and endearment in Spanish-speaking countries, where diminutives are commonly used as terms of affection. The name is particularly popular in Spain, Mexico, and throughout Latin America. Joselito often evokes a friendly, approachable character and has cultural associations with bullfighting in Spain, where several famous matadors have borne this name. While maintaining its traditional roots, the name carries a melodic quality that contributes to its continuing appeal.

Sebastiaio is a masculine name that appears to be a variation of Sebastian, which derives from the Greek name Sebastianos, meaning 'from Sebastia' or 'revered.' While the standard Portuguese form is Sebastião, Sebastiaio represents a less common spelling variant. The name carries associations with Saint Sebastian, a Christian martyr and popular religious figure. This melodious name has a distinctly Iberian feel with its flowing vowels and romantic quality. Though not as widely used as Sebastian or Sebastián, it offers a unique alternative with the same historical richness. The name evokes images of Portuguese heritage and carries an air of distinguished nobility and cultural depth.

Zacko is a masculine name that likely originated as a diminutive or playful variant of Zachary or Zach. With Slavic, Greek, and Hebrew influences, it combines the familiar root 'zach' (from Zachary, meaning 'God has remembered') with the affectionate suffix '-ko,' common in Eastern European naming patterns. This distinctive variation has a friendly, energetic quality while maintaining connections to the more traditional Zachary. Zacko remains quite uncommon in formal usage but may appear as a nickname or informal variant. The name's 'Z' beginning gives it a contemporary, vibrant feel, while its structure balances uniqueness with recognizability. Parents might choose Zacko for its lively sound, distinctive character, and informal charm while still honoring traditional naming roots.

Rubino is a masculine name of Italian origin, derived from the word 'rubino' meaning 'ruby' in Italian. This gemstone name carries connotations of richness, passion, and deep red color symbolically associated with love and vitality. As a surname in Italy, Rubino is relatively common, but its use as a first name remains distinctive and uncommon. The name shares linguistic roots with other ruby-derived names like Rubin, Ruby, and Rubén. Rubino has a melodic quality typical of Italian names, with its flowing three syllables and ending in the characteristic masculine 'o'. While not frequently found in international naming charts, Rubino offers parents a unique option that carries both aesthetic appeal and meaningful symbolism. Its association with the precious gemstone gives the name an air of value and rarity that can make it particularly special.

Mirco is a masculine name of Italian and Germanic origin. It is a variant of Mirko, which is derived from the Slavic element 'mir' meaning 'peace' or 'world.' In Italian usage, Mirco can also be connected to the Latin name Mirus, meaning 'wonderful' or 'extraordinary.' The name has moderate popularity in Italy, Germany, and other European countries, particularly in northern Italy and German-speaking regions. Mirco has a strong, distinctive sound while remaining relatively short and easy to pronounce across different languages. In many cultures, it conveys a sense of strength and tranquility, reflecting its peaceful etymology.