Lizárraga (Castilianized) or Lizarraga (in Basque) is a place name and surname of Basque origin, meaning "grove of ash trees". It shows a Basque language variant, Leizarraga, as well as others developed a posteriori in other languages, mainly Spanish, e.g. Lejarraga.
People with the surname include:
- Agustín Lizárraga (1865-1912), Peruvian explorer and farmer.
- "Emilio Lizarraga", Peruvian technologist, open source advocate, and e-commerce and logistics expert[citation needed]