Rufus Z. Coltrane was a law-man in Sleepy City in 1872. He is a fictional character featured in the American television series, The Dukes of Hazzard. The role of Rufus Z. Coltrane was played by James Best.
Rufus Z. Coltrane was the short arm of the law in Sleepy City in 1872.
He tried to keep a tough image by wearing an eyepatch, which he didn't need.
Like Rosco, Rufus was loyal to his boss, Thaddeus Hogg, and played his part in Thaddeus' schemes.
While clearly related to Rosco, it's not explained what that relation is.