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…