Could Diego be the perfect name for your baby boy? The baby boy name Diego is 5 letters long, and contains 3 vowel(s) and 2 consonant(s). Diego is a baby boy name that starts with the letter D and ends in the letter O. The baby boy name Diego has a popularity of 88% and is ranked 125 in the list of top 1000 most popular baby boy names. If Diego 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 Diego!