Could Joanna be the perfect name for your baby girl? The baby girl name Joanna is 6 letters long, and contains 3 vowel(s) and 3 consonant(s). Joanna is a baby girl name that starts with the letter J and ends in the letter A. The baby girl name Joanna has a popularity of 68% and is ranked 321 in the list of top 1000 most popular baby girl names. If Joanna 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 Joanna!