List of Famous people named Kei

Kei Tanaka is a Japanese actor.

Kei Nishikori is a Japanese professional tennis player. He is the only male Japanese tennis player in history to be ranked inside the top 5 in singles, and first reached his career-high singles ranking of world No. 4 in March 2015. He is currently ranked world No. 35 by the Association of Tennis Professionals (ATP).

Mako Komuro , formerly Princess Mako of Akishino , is the first child and elder daughter of the Crown Prince and Crown Princess of Japan, and a former member of the Japanese imperial family. She is a niece of Emperor Naruhito, and is the eldest grandchild of Emperor Emeritus Akihito and Empress Emerita Michiko. She married Kei Komuro, a paralegal, on 26 October 2021. As a result of her marriage to a commoner, she gave up her imperial title and left the imperial family, as required by the Imperial Household Law.

Kei Inoo is a Japanese singer, actor, and member of Hey! Say! JUMP. He is under the management of Johnny & Associates. He was born in Saitama Prefecture.

Keita Shimizu , simply known as Kei Shimizu , is a Japanese comedian who is represented by the talent agency, Yoshimoto Kogyo.

Kei Nomoto is a retired Japanese professional baseball outfielder who played for the Chunichi Dragons in Japan's Nippon Professional Baseball. He is now part of scouting department with the Dragons.

Kei Igarashi is a Japanese professional basketball player. He plays for the Niigata Albirex BB of the B.League. He also is a member of the Japan national basketball team, playing for the team in the 2006 FIBA World Championship and both the FIBA Asia Championship 2007 and FIBA Asia Championship 2009.

Kei Igawa is a Japanese left-handed pitcher. He played for the Hanshin Tigers and Orix Buffaloes of Nippon Professional Baseball (NPB) and New York Yankees of Major League Baseball (MLB). He led all pitchers in the Central League for strikeouts in 2002, 2004 and 2006. He also played in the 2006 Major League Baseball Japan All-Star Series.

Kei Hosogai is a Japanese actor and musician most notable for his roles as Hiyoshi Wakashi in the Prince of Tennis Musicals and Basco Ta Jolokia in Kaizoku Sentai Gokaiger. From ages 6–9 and 11–23, he lived in the United States, primarily in Seattle, Washington, and in the state of Hawaii; because of this, he is fluent in English. He was the bassist of the rock band Cocoa Otoko and is represented by the Japanese agency GMB Production.

Kei Ogura is a Japanese singer, songwriter and composer. He was also a bank clerk of Dai-Ichi Kangyo Bank, after graduation from the University of Tokyo. His musical career was in parallel with banking activity.