Dorea Sand

Dorea Sand is an unseen character in the fourth season. She is first mentioned in "First of His Name".

Background
Obella Sand is the sixth of the eight bastard daughters of Prince Oberyn Martell, and the second-eldest of the four born to Oberyn's paramour Ellaria Sand.

Season 4
Oberyn mentions his eight bastard daughters to Queen Cersei.

In the books
In the A Song of Ice and Fire novels, Dorea's story is the same. She is known to wield a morningstar, using it to knock oranges from trees in House Martell's Water Gardens.