Could Harley be the perfect name for your baby girl? The baby girl name Harley is 6 letters long, and contains 2 vowel(s) and 4 consonant(s). Harley is a baby girl name that starts with the letter H and ends in the letter Y. The baby girl name Harley has a popularity of 71% and is ranked 291 in the list of top 1000 most popular baby girl names. If Harley 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 Harley!