I opened my Legacy Family Tree database and found Hiram as a son of Samuel Wilcoxon Walker, a brother of my ancestor Jesse Walker, and a son of Renelder Walker and Mary Wilcoxon. I confirmed the name of Hiram's wife and then checked Census records to confirm the pedigree. After that I contacted the submitter and we have confirmed the relationship. This information adds a relationship to the Boone family to the submitter's line.
We have 6 links in the following chromosomes with the assumption being the large link on chromosome 12 comes either from Renelder Walker, or from his wife, Mary Wilcoxon: