Ashlee Simpson gave her baby a total rock star name

Ashlee Simpson and husband Evan Ross welcomed a baby girl into their family on July 30. Next step — picking a name.

Knowing Ashlee's rocker inclinations (and Ross' serious music pedigree — he's the son of Motown legend Diana Ross), we knew the couple would give her newborn a name that would make the rock gods proud.

And they didn't disappoint.

Meet...
Jagger Snow!

Jagger Snow Ross — that's a name we'll be hearing blasting through arena speakers over hair-metal guitars in 20 years.

Ashlee shared the name with the world on her brand new

Instagram account. Expect it to fill up with cute baby pictures in three, two, one...