Kotaro

Kotaro, Kōtarō or Koutarou (written: 耕太郎, 孝太郎, 康太郎, 光太郎, 功太郎, 浩太朗, 浩太郎, 幸太郎, 晃太郎, 興太郎, 洸太郎 or コータロー in katakana) is a masculine Japanese given name. Notable people with the name include:


 * Kotaro Azuse (東瀬 耕太郎), Japanese baseball player
 * Kotaro Honda (本多 光太郎), Japanese scientist and inventor
 * Kōtarō Iizawa (飯沢 耕太郎), Japanese photography critic and writer
 * Kotaro Ikeda (池田 幸太郎), Japanese painter
 * Kōtarō Isaka (伊坂 幸太郎), Japanese writer
 * Kotaro Koizumi (小泉 孝太郎), Japanese actor
 * Kotaro Nagasaki (長崎 幸太郎), Japanese politician
 * Kōtarō Nakagawa (中川 幸太郎), Japanese composer and music arranger
 * Kōtarō Nakamura (中村 孝太郎), Japanese general
 * Kotaro Nakao (中尾 幸太郎), Japanese footballer and manager
 * Kotaro Omori (大森 晃太郎), Japanese footballer
 * Kotaro Oshio (押尾 コータロー), Japanese guitarist
 * Kotaro Otake (大竹 耕太郎), Japanese baseball player
 * Kotaro Sakurai (桜井 孝太郎), Japanese racing driver
 * Kōtarō Satomi (里見 浩太朗), Japanese actor
 * Kotaro Shimizu (清水 孝太郎), Japanese hurdler
 * Kotaro Shimomura (下村 孝太郎), Japanese chemical engineer
 * Kotaro Suzumura (鈴村 興太郎), Japanese economist and academic
 * Kōtarō Takamura (高村 光太郎), Japanese poet and sculptor
 * Kotaro Tamura (田村 耕太郎), Japanese politician
 * Kōtarō Tanaka (judge) (田中 耕太郎), Japanese jurist and politician
 * Kōtarō Tanaka (photographer) (田中 幸太郎), Japanese photographer
 * Kotaro Uchikoshi (打越 鋼太郎), Japanese video game director and scenario writer
 * Kotaro Umeji, Japanese graphic designer
 * Kotaro Yamazaki (山崎 光太郎), Japanese footballer
 * Kotaro Yanagi (柳 浩太郎), Japanese actor
 * Kotaro Yatabe (谷田部 洸太郎), Japanese rugby union player
 * Kōtarō Yoshida (吉田 幸太郎), Japanese jujutsuka

Fictional characters:
 * Kōtarō Bokuto (木兎 光太郎), a character in the manga series Haikyu!!
 * Kotaro Tatsumi (巽 幸太郎), a character in the anime series Zombie Land Saga
 * Kotaro (仔太郎), a character in the 2007 anime samurai film Sword of the Stranger
 * Kotaro Minami (南 光太郎), the protagonist of the tokusatsu series Kamen Rider Black
 * Satо̄ Kotarо̄ (さとう コタロー), the titular character of the manga and anime series Kotaro Lives Alone

Kotarō or Kotarou (written: 小太郎 or 鼓太郎) is a separate given name, though it may be romanized the same way. Notable people with the name include:


 * Fūma Kotarō (風魔 小太郎), Japanese ninja
 * Kotaro Suzuki (鈴木 鼓太郎), Japanese professional wrestler
 * Kotaro Tachikawa (立川 小太郎), Japanese footballer

Fictional characters:
 * Kotarou Higuchi (樋口 湖太郎), protagonist of the manga series Pita-Ten
 * Kotarou Kashima (鹿島 虎太郎), a character from the manga and anime School Babysitters, younger brother of Ryuichi Kashima