Family Tree of the main branch of the Great Houses as of 272 AC
House Targaryen
King Aerys Tragaryen (b. 243 AC)
m. Queen Rhaella Targaryen (b. 246 AC)
Issue :
Prince Rhaegar Targaryen (b. 259 AC)
Prince Daemon Targaryen (b. 264 AC)
Prince Daeron Targaryen (b. 271 AC)
House Baratheon
Lord Steffon Baratheon (b. 246 AC)
m. Lady Cassana Estermont nee Baratheon (b. 246 AC)
Issue:
Robert Baratheon (b. 262 AC)
Stannis Baratheon (b. 264 AC)
House Lannister
Lord Tywin Lannister (b. 242 AC)
m. Lady Joanna Lannister (b. 246 AC)
Issue :
Cersei Lannister (b. 266 AC)
Jamie Lannister (b. 266 AC)
House Tyrell
Lord Luthor Tyrell (b. 226 – 270 AC)
m. Lady Olenna Tyrell nee Redwyne (b. 228 AC)
Issue :
Mina Tyrell (b. 258 AC)
Lord Mace Tyrell (b. 260 AC)
Jana Tyrell (b. 264 AC)
House Arryn
Lord Jon Arryn (b. 220 AC)
m. Lady Jeyne Arrn nee Royce (b . 226 – 266 AC)
m. Lady Rowena Arryn (b. 240 AC)
Issue :
Stillborn Daughter (b. 266- 266 AC)
House Stark
Lord Rickard Stark (b. 242 AC)
m. Lady Lyarra Stark (b. 244 AC – 269 AC)
Issue :
Brandon Stark (b. 262 AC)
Eddard Stark (b. 263 AC)
Lyanna Stark (b. 267 AC)
Benjen Stark (b. 269 AC)
House Martell :
Princess Loreza Nymeros Martell (b. 230 AC)
m. Lord Mors Gargalen (b. 228 AC – 260 AC)
Issue :
Prince Doran Nymeros Martell (b. 248 AC)
Prince Mors Nymeros Martell (b. 250 - 250 AC)
Prince Olyvar Nymeros Martell (b. 255 – 255 AC)
Princess Elia Nymeros Martell (b. 257 AC)
Prince Oberyn Nymeros Martell (b. 258 AC)
House Greyjoy :
Lord Quellon Greyjoy (b. 220 AC)
m.Lady Stonetree (b. 230 – 255 AC)
m. Lady Sunderly (b. 240 AC)
Issue by Lady Stonetree :
Harlon Greyjoy (b. 253 –
Quenton Greyjoy (b. 254 – 254 AC)
Donel Greyjoy (b. 255 – 255AC)
Issue by Lady Sunderly :
Balon Greyjoy (b. 256 AC)
Euron Greyjoy (b. 258 AC)
Victarion Greyjoy (b. 260 AC)
Urrigon Greyjoy (b. 268 AC)
Aeron Greyjoy (b. 269 AC)
House Tully :
Lord Hoster Tully (b. 238 AC)
m. Lady Minisa Tully nee Whent (b. 240 AC)
Issue:
Grover Tully (b. 260 – 260 AC)
Elmo Tully (b. 262 – 262 AC)
Catelyn Tully (b. 264 AC)
Lysa Tully (b. 266 AC)