William Davis “Dave” Allison (1861-1923) – A career lawman, Allison has been described as the most efficient lawman in Texas. Born in Ohio, he went to Texas when he grew up and at the age of 27, became the youngest sheriff in the Lone Star State. First elected as the Midland, Texas Sheriff in 1888, he served six terms.
After so many years in Texas, Allison moved to Arizona and in 1903, joined the Arizona Rangers, where he served for two years until the organization was disbanded. During his tenure, he reportedly killed Three Finger Jack in a chase following a train robbery at Fairbank, Arizona. He was also credited with capturing the outlaw pair of the Owens brothers and Tom “Bravo Juan” Bowes.