Dini may refer to:
- Barbana Dini, Albanian singer
- Dini Exams, religious exams
- Dino Dini, English games developer
- Lamberto Dini, Italian politician
- Mohamed Dini Farah, Djiboutian politician
- Muguette Dini, French politician
- Paul Dini, animation and comic writer
- Sandra Dini, Italian high jumper
- Ulisse Dini, Italian mathematician, after which are named:
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- Dini derivative
- Dini test
- Dini's theorem
- Dini's surface
- Dini continuity
- DNA-damage-inducible protein I (DinI)