Ah yes, Rellana, sister of Rennala. I can't help but think they made her from a simple joke lol.
It's not a joke, it's how GRRM writes character names. Tywin, Tyrion, Tygett, Tytos. Aegon, Aemon, Aemond, Aerion, Aegor, Aelor, Aenor. Hell, this game has an Igon as a reference to Aegon.
