Yasuko Tamada (?? ??, tamada yasuko, born (1967-06-30)June 30, 1967) is a Japanese female mixed martial arts (MMA) fighter.
She previously fought as a flyweight in the Valkyrie promotion and was the only Valkyrie Flyweight Champion.
She later fought for Jewels and now competes for Deep.
Tamada is currently ranked as the #6 female atomweight (96-106 lb) fighter in the world according to the Unified Women's Mixed Martial Arts Rankings.