Luther H. Cary was a politician in Wisconsin and California.
Cary was born Luther Harvey Cary in Erie County, New York in 1824. During the American Civil War, he served in the Union Army. He died on September 16, 1888 in Oakland, California.
Cary was a member of the Wisconsin State Assembly in 1855 and again in 1867. From 1861 to 1862, he was a member of the Wisconsin State Senate. Cary later served in the California State Assembly from 1883 to 1885. He was also a delegate to the 1864 Republican National Convention.