18 Letter Boy Names

Famously the longest name in the Bible, Mahershalalhashbaz (sometimes written Maher-shalal-hash-baz) is a prophetic name or title which occurs in the Old Testament and references the impending plunder of Samaria and Damascus by the king of Assyria. Actor Mahershala Ali was born Mahershalalhashbaz Gilmore.

Santiago Alexander combines two powerful names from different cultural traditions. Santiago is a Spanish name meaning 'Saint James,' derived from Latin 'Sanctus Iacobus.' It's popular throughout the Spanish-speaking world and carries religious significance as Saint James was one of Jesus's apostles. Alexander, of Greek origin, means 'defender of the people' and has been borne by numerous kings and leaders, most famously Alexander the Great. This combination creates a name with international appeal, bridging Hispanic and Greco-Roman traditions. The pairing offers a child both cultural versatility and historical depth. As a compound first name, Santiago Alexander provides options—he might go by the full name, Santiago, Alex, or Santi in different contexts. This thoughtful combination reflects a trend toward names that honor multiple cultural traditions while providing children with naming flexibility.