Cat's Eye (キャッツ♥アイ Kyattsu Ai, stylized as CAT'S♥EYE) is a Japanese manga series written and illustrated by Tsukasa Hojo. It was serialized in Weekly Shōnen Jump from 1981 to 1985, and collected into 18tankōbon by Shueisha. The story follows the adventures of the three Kisugi sisters, Hitomi, Rui and Ai, who are art thieves trying to collect all the works belonging to their missing father.

The manga was made into a televised anime series originally broadcast in 1983 to 1984 on NTV, with a second season ending in 1985. It has also received two live-action adaptations; a TV movie in 1988 and a theatrical film in 1997.

Cat's Eye is one of Weekly Shōnen Jump's best-selling manga series of all time, with over 18 million copies sold. The anime has also aired in a number of countries outside Japan, including Canada, France, Germany, Italy,Philippines, and China. In 2007, ImaginAsian broadcast the first season of the first anime on ImaginAsian TV, and then gave the first half of the series its first North American home video release. Right Stuf Inc. announced that they licensed the entire series in 2013 and release it on DVD under their Nozomi label.

A remake manga of the series drawn by Shingo Asai, also titled Cat's Eye (キャッツ・愛 Kyattsu Ai, spelled with the kanji for "love"), began publication in the debut issue of Tokuma Shoten's Monthly Comic Zenon anthology, which was published on October 25, 2010. It was serialized until January 25, 2014, which comprises eighttankōbon volumes.