Willie Chapman Cooper Hobby (June 19, 1876 – January 14, 1929) was the first wife of William P. Hobby, Governor of Texas from 1917 to 1921, and thus First Lady of Texas.

The daughter of Samuel B. Cooper, a lawyer who later became a United States Representative from Texas, Willie C. Cooper was born in Woodville and educated at Lucy Ann Kidd-Key's North Texas Female College, graduating with honors at the age of sixteen.

In 1910, her father lost his seat in Congress, and President William Howard Taft appointed him to the Board of General Appraisers in New York, where his daughter joined him.

[2] On May 15, 1915, Miss Willie married William Pettus Hobby, a lawyer who was Lieutenant Governor of Texas, with James Edward Ferguson as Governor.

[3] In 1929, Mrs Hobby died suddenly at home, 3903 Montrose Boulevard, Houston, of apoplexy, and was buried at Glenwood Cemetery, Houston.