Yasuko Nagazumi (永積靖子, Nagazumi Yasuko?, 1943 –) is a producer and manager in Hollywood responsible for print advertising campaigns for clients such as Armani, Donna Karan, Guess?, Pirelli, Vogue Magazine and working with photographers Peter Lindbergh, Herb Ritts, Helmut Newton and others.
A former actress, she is best known for her roles in British television as a regular cast member of The Protectors (as Suki) and Space: 1999 (as Yasko). She was also featured in the James Bond film You Only Live Twice.
She has a daughter – Miki Berenyi – formerly the lead singer of the band Lush.