Robert Cluck
 Robert Nance Cluck Jr. (born March 20 1939) is the mayor of Arlington Texas and an obstetrician-gynecologist. He was elected to the office of Mayor of the City of Arlington in May 2003 after serving two terms on the City Council. He represented Council District 4.Cluck is the Vice President for Medical Affairs at Arlington Memorial Hospital a position he has held since 2002.