Could Lennon be the perfect name for your baby girl? The baby girl name Lennon is 6 letters long, and contains 2 vowel(s) and 4 consonant(s). Lennon is a baby girl name that starts with the letter L and ends in the letter N. The baby girl name Lennon has a popularity of 70% and is ranked 299 in the list of top 1000 most popular baby girl names. If Lennon 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 Lennon!