| Jr/Sr: | United States Senator |
| State: | Louisiana |
| Term Start: | May 18, 1948 |
| Term End: | December 30, 1948 |
| Appointer: | Earl Long |
| Predecessor: | John H. Overton |
| Successor: | Russell B. Long |
| Office2: | Louisiana State Representative from Ouachita Parish |
| Term Start2: | 1932 |
| Term End2: | 1936 |
| Predecessor2: | Tandy T. Webb F. C. Bennett |
| Successor2: | Paul Fink W. B. Inabnett |
| Birth Name: | William Crosson Feazel |
| Birth Date: | 10 June 1895 |
| Birth Place: | Farmerville, Union Parish Louisiana, U.S. |
| Death Place: | Shreveport, Caddo Parish, Louisiana |
| Resting Place: | Hasley Cemetery in West Monroe, Louisiana |
| Party: | Democratic |
| Children: | Lallage Feazel WallSon-in-law Shady R. Wall |
William Crosson Feazel (June 10, 1895 - March 16, 1965) was a United States Senator from Louisiana. Born near Farmerville in Union Parish, he attended the public schools and engaged as an independent oil and gas producer.
Feazel was a member of the Louisiana House of Representatives from 1932 to 1936. He was appointed by Governor Earl Kemp Long on May 18, 1948, as a Democrat to the U.S. Senate to fill the vacancy caused by the death of John H. Overton. Feazel served from May 18 to December 30, 1948. He was not a candidate for election to the vacancy in 1948 and resumed the oil and gas business in Monroe and Shreveport. He was a resident of West Monroe, and died in Shreveport in 1965; interment was in Hasley Cemetery, West Monroe. His seat went to his fellow Democrat, Russell B. Long, the son of Huey P. Long, Jr.[1]