| August 2023Aug 12 |  Segunda División | Racing Santander 4–0 EibarRegular Season - 1 | L |
| Aug 19 | Segunda División | Eibar2–1 ElcheRegular Season - 2 | W |
| Aug 28 | Segunda División | Eldense 2–1EibarRegular Season - 3 | L |
| September 2023Sep 03 | Segunda División | Eibar0–1 LeganesRegular Season - 4 | L |
| Sep 09 | Segunda División | Burgos 1–0EibarRegular Season - 5 | L |
| Sep 17 | Segunda División | Eibar2–0 Racing FerrolRegular Season - 6 | W |
| Sep 22 | Segunda División | FC Cartagena 1–2EibarRegular Season - 7 | W |
| Sep 30 | Segunda División | Eibar3–0 TenerifeRegular Season - 8 | W |
| October 2023Oct 05 | Segunda División | Mirandes 1–3EibarRegular Season - 9 | W |
| Oct 08 | Segunda División | Amorebieta 1–2EibarRegular Season - 10 | W |
| Oct 15 | Segunda División | Eibar1–1 HuescaRegular Season - 11 | D |
| Oct 21 | Segunda División | Zaragoza 2–3EibarRegular Season - 12 | W |
| Oct 27 | Segunda División | Eibar5–1 ValladolidRegular Season - 13 | W |
| Oct 31 |  Copa del Rey | Lorca Deportiva 0–4Eibar1st Round | W |
| November 2023Nov 03 | Segunda División | Espanyol 2–2EibarRegular Season - 14 | D |
| Nov 12 | Segunda División | Eibar1–1 AlbaceteRegular Season - 15 | D |
| Nov 19 | Segunda División | Oviedo 2–1EibarRegular Season - 16 | L |
| Nov 25 | Segunda División | Eibar3–1 LevanteRegular Season - 17 | W |
| December 2023Dec 04 | Segunda División | Villarreal II 1–0EibarRegular Season - 18 | L |
| Dec 07 | Copa del Rey | Melilla 1–1Eibar2nd Round | D |
| Dec 10 | Segunda División | Eibar2–2 FC AndorraRegular Season - 19 | D |
| Dec 17 | Segunda División | Alcorcon 1–0EibarRegular Season - 20 | L |
| Dec 20 | Segunda División | Eibar1–1 Sporting GijonRegular Season - 21 | D |
| January 2024Jan 07 | Copa del Rey | Eibar0–3 Athletic ClubRound of 32 | L |
| Jan 12 | Segunda División | Eibar2–0Racing SantanderRegular Season - 22 | W |
| Jan 21 | Segunda División | Huesca2–3EibarRegular Season - 23 | W |
| Jan 26 | Segunda División | Eibar1–0MirandesRegular Season - 24 | W |
| February 2024Feb 04 | Segunda División | Racing Ferrol1–1EibarRegular Season - 25 | D |
| Feb 11 | Segunda División | Eibar1–0ZaragozaRegular Season - 26 | W |
| Feb 18 | Segunda División | Elche0–0EibarRegular Season - 27 | D |
| Feb 24 | Segunda División | Eibar2–3EspanyolRegular Season - 28 | L |
| March 2024Mar 03 | Segunda División | Leganes0–2EibarRegular Season - 29 | W |
| Mar 10 | Segunda División | Eibar0–1BurgosRegular Season - 30 | L |
| Mar 16 | Segunda División | Eibar2–0Villarreal IIRegular Season - 31 | W |
| Mar 24 | Segunda División | Valladolid3–1EibarRegular Season - 32 | L |
| Mar 30 | Segunda División | Eibar5–1EldenseRegular Season - 33 | W |
| April 2024Apr 07 | Segunda División | Tenerife2–1EibarRegular Season - 34 | L |
| Apr 14 | Segunda División | FC Andorra0–2EibarRegular Season - 35 | W |
| Apr 21 | Segunda División | Eibar2–0AlcorconRegular Season - 36 | W |
| Apr 28 | Segunda División | Albacete2–1EibarRegular Season - 37 | L |
| May 2024May 05 | Segunda División | Eibar5–0AmorebietaRegular Season - 38 | W |
| May 11 | Segunda División | Levante2–2EibarRegular Season - 39 | D |
| May 19 | Segunda División | Eibar1–0FC CartagenaRegular Season - 40 | W |
| May 26 | Segunda División | Sporting Gijon1–0EibarRegular Season - 41 | L |
| June 2024Jun 02 | Segunda División | Eibar4–3OviedoRegular Season - 42 | W |
| Jun 08 | Segunda División | Oviedo0–0EibarPromotion Play-offs - Semi-finals | D |
| Jun 12 | Segunda División | Eibar0–2OviedoPromotion Play-offs - Semi-finals | L |
