Paidi or Páidí may refer to the following:
- Paidi is an Indian surname. People with the surnames or family names of Paidi or Pydi are found in the Indian states of Andhra Pradesh and Telangana.
- Paidi Jairaj was a legendary film actor, director and producer and winner of Dada Saheb Palke Award.
- Paidi Lakshmayya was Indian Parliamentarian, writer and administrator
- Páidí is an Irish given name.
- Paídi O'Brien, professional cyclist
- Páidí Ó Sé (1955–2012), Gaelic football player and manager