Could Abby be the perfect name for your baby girl? The baby girl name Abby is 4 letters long, and contains 1 vowel(s) and 3 consonant(s). Abby is a baby girl name that starts with the letter A and ends in the letter Y. The baby girl name Abby has a popularity of 49% and is ranked 508 in the list of top 1000 most popular baby girl names. If Abby isn't the ideal name for your baby girl then take a look here for some randomly generated names. Hopefully you'll find a more suitable first name for your baby girl than Abby!