Colonel George Alvin Loud (June 18, 1852 – November 13, 1925) was a politician and businessman from the U.S. state of Michigan. Loud was born in Bainbridge Township, Geauga County, Ohio, and moved with his parents (Henry M. Loud and Vilitta Kile) to Massachusetts in 1856 and then to Au Sable, Michigan, in 1866. He attended the English High School in Boston, and Professor Patterson's School at Detroit, He graduated from Ann Arbor High School (now Pioneer High School) in 1869. He was vice president and general manager of the . For four years he was a colonel on the staff of Michigan Governor Hazen S. Pingree. He was paymaster on the U.S. revenue cutter McCulloch when it participated in the Battle of Manila Bay during the Spanish–American War.