Ai Kato (b. December 12, 1982, Aichi Prefecture, Japan) is a renowned Japanese actress known for her extensive work in film, television dramas, and various media. She made her acting debut in 1997 and quickly became a popular figure in Japanese entertainment. Kato gained significant recognition when she won the 25th Elan d'Or Newcomer Award in 2001, solidifying her place in the industry.