Yes there is some relation , i was talking to my father today and he was telling me that the family was spread all over the san luis valley. the Deherrera's he is from was called the Deherrera's from Alamosa. are you familiar with bernace (billie) Madrill who lived in Alamosa. She was my Auntie, he also told me that we are related to the Pacheco's his cousin married one from antonito do you still live in the area. we are taking a family trip in aug. to the san luis valley to visit first visiting the family in Az. the Atencio's and then heading there.