Could Louisa be the perfect name for your baby girl? The baby girl name Louisa is 6 letters long, and contains 4 vowel(s) and 2 consonant(s). Louisa is a baby girl name that starts with the letter L and ends in the letter A. The baby girl name Louisa has a popularity of 28% and is ranked 725 in the list of top 1000 most popular baby girl names. If Louisa 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 Louisa!