| Cliff Sunada | |
| Full Name: | Clifton S. Sunada |
| Birth Place: | Honolulu, Hawaii, U.S. |
| Headercolor: | lightsteelblue |
| Show-Medals: | yes |
Clifton S. "Cliff" Sunada (born May 18, 1971 in Honolulu, Hawaii) is a retired male judoka from the United States.
Sunada claimed the silver medal in the Men's Flyweight (– 56 kg) division at the 1991 Pan American Games in Havana, Cuba. In the final he was defeated by Puerto Rico's Luis Martínez. He represented his native country at the 1996 Summer Olympics in Atlanta, Georgia.