Rini is both a given name and surname.
Given name
People with the given name include:
- Rini Bell (born 1981), American actress
- Rini Budiarti (born 1983), Indonesian athletics competitor
- Rini Coolen (born 1967), Dutch football player, coach and manager
- Rini Dobber (born 1943), Dutch swimmer
- Rini Simon Khanna (born 1964), Indian television news anchor
- Rini Soemarno (born 1958), Indonesian economist and politician
- Rini Templeton (1935–1986), American graphic artist, sculptor and political activist
- Rini van Woerden (1934–2004), Dutch football player
- Rini Wagtmans (born 1946) Dutch road bicycle racer
- Rini Wulandari (born 1984), Indonesian pop singer
Surname
People with the surname include:
Fictional characters
- Chibiusa (ちびうさ, Chibiusa or Chibi-usa, renamed Rini in some English adaptations) is a fictional character from the Sailor Moon manga series