Basically, just group the names into sibsets that sound realistic, compliment each other well, similar styles, etc. You can do any amount of groups, any number and gender of kids in those groups.

Don't butcher any of my combos/spellings etc. That's not the point of this question and liking the names has nothing to do with what I need to work out.

1. Thorfinn Harvey

2. James Magnus

3. Mackenzie Ryan

4. Orson Hunter

5. Percy Theodore

6. Skyler Elliot

7. Rex Llewellyn

8. Jasper Adrian

9. Axel Griffin

10. Micah Otis

1. Eleri Isla

2. Luna Violet

3. Seren Lily

4. Iris Emily

5. Garnet Amelia

6. Logan Victoria

7. Annabel Clara

8. Felicity Charlotte

9. Claudia Autumn

10. Bianca Primrose

I really love when I get reasons for why they work, too :3