Jon Pacheco Dozagarat (born 8 January 2001) is a Spanish professional footballer who plays as a centre-back for La Liga club Real Sociedad.

Born in Elizondo, Navarre, Pacheco joined Real Sociedad's youth setup in 2013, aged 12, from CD Baztán.

[3] He made his senior debut with the C-team on 8 December 2018, coming on as a half-time substitute in a 0–0 Tercera División away draw against CD Basconia.

[5] He made his first team – and La Liga – debut on 29 June of the following year, starting in a 2–1 away loss against Getafe CF.

[6] Ahead of the 2021–22 season, Real Sociedad director of football Roberto Olabe announced that Pacheco and Sanse teammate Robert Navarro were promoted to the main squad.