[name_m]Hi[/name_m] there.
Your daughter’s names are beautiful. I think that [name_f]Rachel[/name_f] would be a great mn for #4. What an interesting Grandma name! I feel like [name_f]Rachel[/name_f] didn’t start getting used regularly until the 70s or 80s.
Here are my thoughts on your list:
[name_u]June[/name_u]-This is lovely. Simple, feminine yet not frilly, & I think it goes well w/your crew. The nn [name_f]Junie[/name_f] is adorable.
[name_f]Ophelia[/name_f]-I can’t get into this name for some reason, but it’s interesting. Very bold & dramatic. I think that it’s a tad close to [name_f]Olivia[/name_f], but I wouldn’t let that be a deal breaker if it’s your absolute favorite.
[name_f]Magnolia[/name_f]-Gorgeous! It’s elegant & also a little playful. And it fits in nicely.
[name_f]Gwenivere[/name_f]-Well, I love love love [name_f]Guinevere[/name_f]! It’s my #1 favorite name. I think that the [name_f]Guinevere[/name_f] spelling is a little more well known, but it may get spelled wrong either way by a lot of people. That being said, I don’t think that it’s too bizarre. It’s certainly different, but not unheard of.
[name_f]Ardith[/name_f]-I don’t think I’ve ever heard this name before. It is a bit clunky, but kind of cool & interesting.
A few more ideas:
[name_f]Anita[/name_f]
[name_f]Arwen[/name_f]
[name_f]Beatrix[/name_f]
[name_f]Cornelia[/name_f]
[name_f]Dahlia[/name_f]
[name_f]Delia[/name_f]
[name_f]Dorothea[/name_f]
[name_f]Edith[/name_f]
[name_u]Eloise[/name_u]
[name_f]Frances[/name_f]
[name_f]Flora[/name_f]
[name_f]Gwendolen[/name_f]
[name_f]Gwyneth[/name_f]
[name_f]Imogen[/name_f]
[name_f]Josephine[/name_f]
[name_f]Juliet[/name_f]
[name_f]Louisa[/name_f]
[name_f]Matilda[/name_f]
[name_f]May[/name_f]
[name_f]Mabel[/name_f]
[name_f]Maren[/name_f]
[name_f]Phoebe[/name_f]
[name_f]Pearl[/name_f]
[name_f]Rose[/name_f]
[name_f]Rosalie[/name_f]
[name_f]Romilly[/name_f]
[name_f]Rosalind[/name_f]
[name_f]Rosamund[/name_f]
[name_f]Theodora[/name_f]
[name_f]Zinnia[/name_f]
[name_f]Hope[/name_f] this helps. 