House Leek is a noble house from Westeros.
A Feast for Crows
When Brienne of Tarth visits the Dun Fort in her quest for Sansa Stark, she is presented to Ser Rufus Leek. When she offers him her letter of authorizations, he tells her that he cannot read and instead sends her to the maester.
House Leek at the end of third century
The known Leeks during the timespan of the events described in A Song of Ice and Fire are: