For the first one

Abraxas

Alastair(meaning "warrior of men")

Asgard

Alastair(meaning "fire")

Aodh

Asteria(meaning "star")

Ceridwen(meaning "as Beautiful as a poem")

For the second one

Bloom,

Iris(meaning "rainbow")

Akiko

Isha (meaning "the divine female energy or power)

1st one:

Sol

Aspen

I don't really know any decent names for the 2nd.

For the second:
Acheron, which is Latin and means river of sorrow.

Arioch, means unknown (fitting right?)

Charon, means fierce brightness

Dagon, we don't actually know the meaning, but in Philistine mythology the had a sea devil that was named this
Damien is Greek and means to tame or subdue.
Doyle, which is taken off of an Irish sir name and means dark stranger

Iblis, the meaning is disputed, but it is thought to be of Arab heritage and mean remain in grief.

Lestat, has no meaning but is from the vampire chronicles

Malacoda is Italian and means evil tail.