Could Jair be the perfect name for your baby boy? The baby boy name Jair is 4 letters long, and contains 2 vowel(s) and 2 consonant(s). Jair is a baby boy name that starts with the letter J and ends in the letter R. The baby boy name Jair has a popularity of 10% and is ranked 899 in the list of top 1000 most popular baby boy names. If Jair 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 Jair!