Judge Miller was original Buck owner in Santa Valley, California. Judge never appear in any chapter. But was mention several times in a book.
Judge Miller originally was owner of Buck parents Shep and Elmo, before Buck born. Judge Miller was very spoiled Buck and allowed his grandchildrens to ride on Buck. Once when he was away in trip, his gardener helper Manuel stealed Buck.
Once when Buck wake up in train, he wasn't afraid because he and Judge Miller travelled a lot in train.
Judge Miller was mention again, when Buck start steal from other dogs, because he never stealed when he lived with Miller.
Judge Miller was mention later in book, when Buck remember what happened what happened to him in California and Alaska.
When John Thornton become Buck owner, Buck for last time remember Judge Miller and his grandchild, because they have never showed love, that John Thorton showed to him.