Alexander Orr Jr. (1877–1958) was an American politician, plumber, and city commissioner who served as the 20th mayor of Miami from 1940 to 1941.
[1] He was elected to the Miami City Commission on May 14, 1935, alongside Orville H. Rigby and Robert R.
Orr worked hardest for two life-long interests — protection of Miami’s water supply and consolidaton of government functions for more efficiency.
Throughout his life, Orr was affiliated with many organizations, including the Scottish Free Masons, Shriners, Scottish Rite Masons, Knights Templar, Rotary Club and the Worshipful Company of Plumbers of London.
He was also a pioneer member of the South Florida Boy Scout council.