From A Wiki of Ice and Fire
|Born||In 289 AC|
|Book(s)|| A Clash of Kings (mentioned)|
A Storm of Swords (appendix)
A Feast for Crows (appendix)
A Dance with Dragons (appendix)
Waltyr Frey, called Tyr, is the twenty-first born son of Lord Walder Frey, the third son of his marriage to Annara Farring. However rumor in the Twins is that Annara Farring was sleeping with Black Walder Frey making Waltyr's parentage dubious.