Alester II Arryn
|Full name||Alester Arryn, the Second of His Name|
|Title||King of Mountain and Vale|
|Book||The World of Ice & Fire (mentioned)|
Unlike Kings Hugh and Hugo who used force to extend their realm to the islands off the coast of the Vale, he brought the Witch Isle, seat of House Upcliff, an isle in the waters off the eastern and northern coasts of the Vale, into the realm by marriage. He took Arwen Upcliff for his bride.
- The World of Ice & Fire, The Vale.