Yoshiko Tanaka (田中 好子, Tanaka Yoshiko, April 8, 1956 – April 21, 2011) was a Japanese actress. She was also famous as a member of the pop group Candies. While a member of Candies, Tanaka was known by the nickname "Sue"   Still at the height of its popularity, the group disbanded in 1978.  Tanaka was also the sister-in-law of the well-known actress Masako Natsume.

Tanaka was born in Adachi, Tokyo, Japan. In her Candies period her nickname was Sue. She also had a role in Godzilla vs. Biollante, portraying Asuka Okouchi. She won the award for best actress at the 14th Hochi Film Award for Black Rain. In 1991, she married golfer Kazuo Odate, and was diagnosed with breast cancer in 1992. In October 2010, Tanaka's cancer relapsed and she died on April 21, 2011. She was 55 years old at the time of her death.