Shizuka Ishibashi, born in Tokyo, Japan, is a Japanese actress. She is represented by the talent agency Plage. Ishibashi was born as the second of three daughters of actors Ryo Ishibashi and Mieko Harada. She began classical ballet at the age of four, and in 2009 went abroad to study at ballet schools in Boston and Calgary before returning to Japan in 2013.

After her return, she was active as a contemporary dancer until she started acting in 2015. From January to April 2016, she appeared on stage in the Noda Hideki-directed play "Gekirin." In 2017, she had the leading role in Yuya Ishii's film "The Tokyo Night Sky Is Always the Densest Shade of Blue." She won numerous awards for her role in the film: including the Blue Ribbon Award for Best Newcomer. Ishibashi's mother received the same award in 1976, marking the first time in Blue Ribbon's history that a parent and child received the same award.