You mean themed names?
Vesper &
DanicaEris &
Ceres (dwarf planets and mythological)
Daphne &
OpheliaMorwen &
Rhian (Welsh)
Freya &
Liv (Norse)
Avalon &
Arcadia (mythological place names)
Caledonia & Albion (romantic names for Scotland and England)
Georgia &
Florence (place names)
Temperance &
MercyAoife &
Caoimhe (same/similar meaning)