| Club: | RCD Espanyol |
| Season: | 2002–03 |
| Chrtitle: | President |
| Chairman: | Daniel Sánchez Llibre |
| Mgrtitle: | Head coach |
| Manager: | Juande Ramos (to 7 October) Ramón Moya (8 October to 18 December) Javier Clemente (from 19 December) |
| Stdtitle: | Stadium |
| Stadium: | Estadi Olímpic Lluís Companys |
| League: | La Liga |
| League Result: | 17th |
| Cup1: | Copa del Rey |
| Cup1 Result: | Round of 64 |
| League Topscorer: | Savo Milošević (12)[1] |
| Season Topscorer: | Savo Milošević (12) |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
The 2002 - 03 RCD Espanyol season was the club's 9th consecutive season in the top division of the Spanish football league, La Liga, and the 103rd in the club's history.
Updated on 23 January 2023[1] [2] [3] |-|colspan="12"|Players who have left the club after the start of the season: