Koldo
Koldo is a male given name. Notable people with this name include:
- Koldo Aguirre (1939–2019), Spanish football player
- Koldo Álvarez, Andorran football player
- Koldo Fernández (born 1981), Spanish cyclist
- Koldo Gil (born 1978), Spanish cyclist
- Koldo Gorostiaga Atxalandabaso (born 1940), Spanish politician
- Koldo Izagirre (born 1953), Spanish writer
- Koldo Mitxelena (1915–1987)
- Koldo Serra, Spanish director
- Koldo Zuazo (born 1956), Basque linguist