Could Santiago be the perfect name for your baby boy? The baby boy name Santiago is 8 letters long, and contains 4 vowel(s) and 4 consonant(s). Santiago is a baby boy name that starts with the letter S and ends in the letter O. The baby boy name Santiago has a popularity of 95% and is ranked 48 in the list of top 1000 most popular baby boy names. If Santiago isn't the ideal name for your baby boy then take a look here for some randomly generated names. Hopefully you'll find a more suitable first name for your baby boy than Santiago!