What is the meaning of the name keira?

The name Kirra is Celtic and it means Dark Lady, Child of light, Said to be creative and artistic.

The name Kyra is Greek for Brilliant light. The two names Kira and Kyra are pronounced totally different, so it is not a question of Kira or Kyra; it's Kira and Kyra.

Kira means Chimney.

Kyra means the Aussie.