First is Buff Leghorn (but there is litle chance to be Buff Rock).I can not see well 3 babies on second picture.Crested one is Buff Laced Polish.On picture with 2 babies Black and White one is Easter Egger.White girl with black tail and black neck is Lakenvelder.Smallest one looks D'Uccle.Last one-Old Englishe Game or Dutch
1st pic, Buff Orpington
2nd pic from bottom to top, blue red OEGB, EE, Partridge rock
3rd pic, buff laced polish
4th pic, EE and ?? need better pic
5th pic, Silver Lakenvelder
6th pic, White D'uccle or White cochin
7th pic, grey Jap