Uko Tachibana
- Known for
- Acting
- Gender
- Female
- Born
- March 15, 1973
- Age
- 53
- From
- Tokyo, Japan
Uko Tachibana (橘 U子, Tachibana Yūko, March 15, 1973) is a Japanese voice actress from Tokyo. Formerly affiliated with Gekidan 21 Seiki Fox, she is currently affiliated with Kenyu Office. Her old stage name is Mari Koshi (合志 真理, Kōshi Mari).
