These names were only used 3 times in 2016. Annoyingly, you can't see the names used once or twice for privacy reasons. Most of the names that low down are from a particular culture/country so not necessarily unusual worldwide but there's still quite a selection. Examples:
Standard but underused at present
August, Berenice, Bettina, Beverley, Belinda, Claudette, Devora, Geraldine, Guinevere, Isis, Lavender, Lesley, Lindsey, Marguerite, Mildred, Phyllis
Out There
Archer, Bee, Biba, Birdie, Clove, Diva, Flossy, Frenchie, Gifty, Gypsie, Hendrix, Huxley, Jewell, Joules, Journey, Katinka, Kerenza, Majesty, Onyx, Oracle, Palmer, Peach, Rosabel, Royal, Starlett, Tate, Tatum, Tiger, Twinkle
Double Barrelled
Amelia-Faith, Angel-Hope, Bonnie-Blu, Dolcie-Rae, Enya-Rose, Harper-Lea, Heavenly-Joy, Lily-Joy, Nancy-Lou, Piper-Marie, Rebecca-Rose, River-Leigh, Tallulah-Belle
Unusually Spelled
Abbygail, Addisyn, Christelle, Daizie, Gemima, Jessyca, Kalliopi, Rhylee, Scarlotte