Using the new entries to the top 100 2014 boys and girls I have found names with a similar feel and grouped them below.
BOYS
Hudson & Grayson: Edison, Jetson, Keeson, Lawson & Stetson.
Harley, Nixon & Cohen: Bowie, Chaplin, Hendrix, Jagger, Nolan & Presly.
Arthur, Ezra, Lewis & Theo: Bart, Cedric, Cole, Edwin, Hardy, Ike, Jonah, Jude & Waldo
Jasper, Nathaniel, Asher & Quinn: Avery, Bennett, Calder, Ivor, Jem, Sullivan & Wilder.
GIRLS
Evie, Katie & Sadie: Bridie, Cass, Maisie, Winnie & Tess
Ariana: Alexia, Aneira & Audra
Harriet, Isobel & Thea: Ada, Evangeline, Flora, Greta, Mabel, Margot, Polly, Sylvie & Willa
Savannah: Aspen, Arizona, Chelsea, Florence, India & Vienna
Maria & Naomi: Atarah, Junia, Keturah, Keziah, Reumah Salome & Tamar,
Freya: Athena, Clio, Gaia, Hebe, Iris & Thalia
New Zealand Baby Names 