Tondo may refer to:
- Tondo (art), a circular painting or sculpture
- Tondo, Manila, a district of Manila
- Tondo (historical polity), an early historic polity on the north side of the Pasig River delta in Luzon, Philippines; a predecessor of the modern-day district
- Tondo Conspiracy, a plot against Spanish colonial rule by Tagalog and Kapampangan noblemen in 1587–1588
- Isaac Tondo (born 1981), Liberian footballer
- Xavier Tondó (1978–2011), Spanish professional road racing cyclist