Some of the spellings are unconventional, but I'd probably go for:
Klio &
Loki (girl/boy)
Alek &
Lake (two boys)
Lilac &
Cilla (two girls)
I found boys particularly difficult, but I also like:
Elka &
LakeAlice &
CeliaDorothea &
TheodoraEnna &
AnneFae &
EfaAmy &
May
Alek & Elka
Ari &
IraAris & Sira
Eliza & Zelia
Arlo &
OrlaTavi &
VitaAvi & Via
Vasily &
Sylvia
Isabel &
Blaise are pretty cool too.
Fangirl (18) Dreaming of...
✦ Pandora ✦ Evanthe ✦ Marigold ✦ Beatrix ✦ Demelza ✦ Fae ✦ Sally ✦ Lavender ✦ Sybil ✦ Anna ✦
✧ Caspian ✧ Phoenix ✧ Ptolemy ✧ Horatio ✧ Nikolai ✧ Artemus ✧ Indigo ✧ August ✧ Lorenzo ✧ Prosper ✧
http://www.behindthename.com/pnl/1396