Jenaro de Urrutia Olaran was a painter born in Plencia/Plentzia in 1893 and dead in Bilbao on January 2, 1965 (both in Biscay, Spain). He studied his art in Bilbao, Paris and Rome. Mainly known by his mural paintings, lanscapes and scenes of local customs of the places he dwelled in.

He presided the Asociación de Artistas Vascos (Basque Artists' Asociation) between 1926 and 1929.

His murals can still be seen at St Joseph's Church in Baracaldo , in Good Sheepard's in Lutxana-Barakaldo and in St Marina's of Bilbao. The Museum of Fine Arts of Bilbao and Museum of Fine Arts of Vitoria also host works by Jenaro de Urrutia.