Tejo may refer to:

• Tagus (Portuguese: Tejo), a river on the Iberian Peninsula.

• Tejo (sport), a sport and national pastime of Colombia.

• Tejo (Argentina), a sport and national pastime of Argentina.

• Tutmonda Esperantista Junulara Organizo (World Esperanto Youth Organization).

• Tejo, Ethiopia, the administrative center of Yemalogi Welele.

• Yew, a species of coniferous trees