The renaming of Quintanilla de Abajo Historical milestone · Quintanilla de Onésimo, Campo de Peñafiel, Valladolid Image of Quintanilla de Onésimo, not of the place itself. The municipality, already documented in 1097 in a donation to the monastery of Sahagún, came to be called Quintanilla de Onésimo in memory of the Falangist leader born in the village and killed at the beginning of the Civil War. julio de 1941 Photo: Pasanar (CC BY-SA 4.0) What to see and do in Quintanilla de Onésimo