| Club: | RC Lens |
| Season: | 2023–24 |
| Chrtitle: | President |
| Chairman: | Joseph Oughourlian |
| Mgrtitle: | Head coach |
| Manager: | Franck Haise |
| Stadium: | Stade Bollaert-Delelis |
| League: | Ligue 1 |
| League Result: | 7th |
| Cup1: | Coupe de France |
| Cup1 Result: | Round of 64 |
| Cup3: | UEFA Champions League |
| Cup3 Result: | Group stage |
| Cup4: | UEFA Europa League |
| Cup4 Result: | Knockout round play-offs |
| League Topscorer: | Elye Wahi (9) |
| Season Topscorer: | Elye Wahi (12) |
| Average Attendance: | 37,824 |
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| Prevseason: | 2022–23 |
| Nextseason: | 2024–25 |
The 2023–24 season was Racing Club de Lens' 117th season in existence and fourth consecutive season in Ligue 1. They also competed in the Coupe de France, the UEFA Champions League and the UEFA Europa League.
| Player | Transferred from | Fee | Date | Source | ||
|---|---|---|---|---|---|---|
| Nancy | €600,000 | [1] | ||||
| Paris FC | €4,000,000 | [2] | ||||
| Toulouse | Free | [3] | ||||
| Basel | €15,000,000 | [4] | ||||
| Millonarios | €4,500,000 | [5] | ||||
| Energetik-BGU | Undisclosed | [6] | ||||
| Montpellier | €30,000,000 | [7] | ||||
| Monaco | Undisclosed | [8] | ||||
| Club Brugge | Loan | [9] | ||||
| Bahia | Loan | [10] |
| Player | Transferred to | Fee | Date | Source | ||
|---|---|---|---|---|---|---|
| Laval | Loan | [11] | ||||
| Troyes | Free | [12] | ||||
| ŁKS Łódź | Free | [13] | ||||
| RB Leipzig | €43,000,000 | [14] | ||||
| Antalyaspor | Loan | [15] | ||||
| Al Nassr | €19,000,000 | [16] | ||||
| Beşiktaş | €4,000,000 | [17] | ||||
| Hamburger SV | Loan | [18] | ||||
| Brest | Loan | |||||
| Toulouse | Loan |
See main article: 2023–24 Ligue 1.
The league fixtures were unveiled on 29 June 2023.[19]
See main article: 2023–24 Coupe de France.
See main article: 2023–24 UEFA Champions League.
The draw for the group stage was held on 31 August 2023.
See main article: 2023–24 UEFA Europa League.
See main article: 2023–24 UEFA Europa League knockout phase.
The draw for the knockout round play-offs was held on 18 December 2023.