Well...I am by no means an expert...but here goes.
#1 Speckled Susex ?
#2 Easter egger/ Americauna/Aracuna ?
#3 Same as #2 ? Leaning more towards Americauna.
#4 Cochin? Maybe OEGB?
#5 Same as #4?
#6 Silver laced Wyandot?
#7.....I have NO clue, but WOW..Pretty!! Looks like a mix to me.