Could Mckinley be the perfect name for your baby girl? The baby girl name Mckinley is 8 letters long, and contains 2 vowel(s) and 6 consonant(s). Mckinley is a baby girl name that starts with the letter M and ends in the letter Y. The baby girl name Mckinley has a popularity of 45% and is ranked 555 in the list of top 1000 most popular baby girl names. If Mckinley 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 Mckinley!