Founded in 1994 and dissolved in 2012,[2] the B-team returned to an active status on 26 July 2024, after the affiliation agreement with CD Vitoria ended.[3]
The team's final head coach in its first era was Gaizka Garitano,[4] who then took charge of Eibar's first team and led them to the top tier via consecutive promotions.[5][6]
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
^"El filial del Eibar inicia los entrenamientos en la temporada de su debut en Segunda RFEF" [The reserve team of Eibar start training in their debut season in the Segunda RFEF] (in Spanish). SD Eibar. 16 July 2024. Retrieved 29 July 2024.
^El Eibar toma la decisión de dar por concluido el papel del filial (Eibar chooses to end role of reserves); Diario Vasco, 23 June 2012 (in Spanish)
^"La SD Eibar y el CD Vitoria dan por finalizada su relación de filialidad" [SD Eibar and CD Vitoria end their affiliation agreement] (in Spanish). SD Eibar. 26 July 2024. Retrieved 29 July 2024.
^"Gaizka Garitano, nuevo entrenador del Eibar" [Gaizka Garitano, new Eibar manager]. El Diario Vasco (in Spanish). 6 June 2012. Retrieved 19 December 2017.
^"El Eibar vuelve a Segunda cuatro años después" [Eibar return to Segunda four years later]. Marca (in Spanish). 30 June 2013. Retrieved 19 December 2017.
^"Un golazo de Jota Peleteiro lleva al Eibar a Primera división" [Jota Peleteiro wonder goal takes Eibar to First division]. Marca (in Spanish). 25 May 2014. Retrieved 19 December 2017.
^"Eibar B" (in Spanish). SD Eibar. Retrieved 12 September 2025.