Katō, Kato or Katou (加藤, characters for "add/increase" and "wisteria") is the 11th most common Japanese surname. "Kato" means "Fujiwara in Kaga", commonly said.
Ai Kato, an actress
Akemi Kato, a field hockey player
Ameril Umbra Kato, Filipino fighter
Daijiro Kato, a motorcyclist
David Kato, Ugandan activist
Eizō Katō, a painter
Emiri Katō, a Japanese voice actress
Joji Kato, speedskater
Kazuhiko Kato a.k.a. Monkey Punch, a manga artist
Katō Kiyomasa, a daimyō during the Sengoku and Edo periods of Japanese history
Kazue Katō – real name of Hibari Misora, Japanese singer and actress
Kazuya Kato, a Japanese mathematician
Koyuki Kato, a model and actress
Masao Kato, a Go player
Masashi Kato, a freestyle swimmer
Masato Kato, a game developer and scenario writer
Miliyah Kato, a singer
Natsuki Katō, an actress
Tomohiro Katō (加藤 智大, Katō Tomohiro), murderer at Akihabara massacre
Ryohei Kato, Olympic gymnast
Rosa Kato, an actress/ model
Ryozo Kato, Japanese diplomat
Sawao Kato, an Olympic gymnast
Katō Takaaki (1860–1926), Prime Minister of Japan from 11 June 1924 to 28 January 1926
Tōichi Katō, a painter
Katō Tomosaburō (1861–1923), Prime Minister of Japan from 12 June 1922 to 24 August 1923
Shigeaki Kato (born 11 July 1987), a singer
Tosio Kato (1917–1999), Japanese mathematician
Yoichi Kato, a volleyball player
Yuki Kato (disambiguation), several people with this name
Kato, from The Green Hornet
Ayano Katou, from Someday's Dreamers
Otome Kato from School Days
Go Kato, from Someday's Dreamers
Griffin Kato (Griff), from Rave Master
Jeri Katou (Juri Katou in Japan), from Digimon Tamers
Kachiro Kato, from Prince of Tennis
Kyōji Katō, from School Rumble
Kazumi Kato and Daigo, characters in The Order of the Stick webcomic.
Marika Katō, protagonist of Bodacious Space Pirates
Masaji Kato, a special agent from Shadow Hearts: Covenant
Masaru Kato, from Gantz
Megumi Kato, from Saekano: How to Raise a Boring Girlfriend
Yasunori Kato, from Teito Monogatari
Yue Kato, from the manga Angel Sanctuary
Yuichiro Kato, from Doubt!
Saburo Kato, a fighter pilot from Space Battleship Yamato
Kato Wikipedia (Text) CC BY-SA