What were the most popular first letters for baby names in 2017?
For girls, the most-used first letter was A, followed by M and E. The least-used first letter was U. Here’s the breakdown:

And here are the most-used girl names per letter for 2017:
- Ava
 - Brooklyn
 - Charlotte
 - Delilah
 - Emma
 - Faith
 - Grace
 - Harper
 - Isabella
 - Julia
 - Kennedy
 - Layla (new; replaced Lily)
 - Mia
 - Nora (new; replaced Natalie)
 - Olivia
 - Penelope
 - Quinn
 - Riley
 - Sophia
 - Taylor
 - Unique
 - Victoria
 - Willow
 - Ximena
 - Yaretzi
 - Zoey
 
For boys, the most-used first letter was J, followed by A and C. The least-used first letter was U. Here’s the breakdown:

Here are the most-used boy names per letter for 2017:
- Alexander
 - Benjamin
 - Carter
 - Daniel
 - Elijah
 - Finn
 - Gabriel
 - Henry
 - Isaac
 - James
 - Kayden (new; replaced Kevin)
 - Liam
 - Mason
 - Noah
 - Oliver
 - Parker
 - Quinn
 - Ryan
 - Samuel
 - Thomas
 - Uriel
 - Vincent
 - William
 - Xavier
 - Yusuf
 - Zachary
 
Finally, here are both genders side-by-side on the same chart:

Overall, the top first letter was A and the least popular letter was U. Not much has changed since 2016…


