| Cack Henley | |
|---|---|
 Henley in 1910 | |
| Pitcher | |
| Born: June 21, 1884 Sacramento, California, US | |
| Died: July 9, 1929 (aged 45) Sacramento, California, US | |
Batted: Right Threw: Right | |
| Member of the Pacific Coast League | |
 Baseball Hall of Fame | |
| Induction | 2003 |
Clarence T. "Cack" Henley (June 21, 1884 – July 9, 1929) was an American professional baseball pitcher. He played for the San Francisco Seals and Venice / Vernon Tigers of the Pacific Coast League from 1905 to 1915. He is a member of the PCL Hall of Fame.