| Competition: | I liga |
| Season: | 2023–24 |
| Winners: | Lechia Gdańsk |
| Promoted: | Lechia Gdańsk GKS Katowice Motor Lublin |
| Relegated: | Zagłębie Sosnowiec Podbeskidzie Bielsko-Biała Resovia Rzeszów |
| Continentalcup1: | Europa League |
| Continentalcup1 Qualifiers: | Wisła Kraków |
| Matches: | 306 |
| Total Goals: | 814 |
| League Topscorer: | Ángel Rodado (22 goals)[1] |
| Biggest Home Win: | Katowice 8–0 Stal (4 May 2024) |
| Biggest Away Win: | Chrobry 0–5 Bruk-Bet Termalica (5 August 2023) |
| Highest Scoring: | Wisła K. 6–2 Znicz (7 October 2023) Katowice 8–0 Stal (4 May 2024) |
| Longest Wins: | 7 matches Arka Gdynia |
| Longest Unbeaten: | 12 matches Górnik Łęczna |
| Longest Winless: | 26 matches Zagłębie Sosnowiec |
| Longest Losses: | 7 matches Zagłębie Sosnowiec |
| Highest Attendance: | 36,483 Lechia 2–1 Arka (19 May 2024)[2] [3] |
| Lowest Attendance: | 200 Odra 1–1 Stal (10 December 2023)[4] |
| Attendance: | 1,354,168[5] |
| Average Attendance: | 4,425 25.5% |
| Prevseason: | 2022–23 |
| Nextseason: | 2024–25 |
The 2023–24 I liga (also known as Fortuna I liga due to sponsorship reasons)[6] was the 76th season of the second tier domestic division in the Polish football league system since its establishment in 1949 and the 16th season of the Polish I liga under its current title. The league was operated by the PZPN.
The regular season was being played as a round-robin tournament. A total of 18 teams participate, 12 of which competed in the league campaign during the previous season, while three to be relegated from the 2022–23 Ekstraklasa and the remaining three to be promoted from the 2022–23 II liga. The season started on 21 July 2023 and will conclude on 26 May 2024.[7] Each team will play a total of 34 matches, half at home and half away.
A total of 18 teams participate in the 2023–24 I liga season.
The following teams have changed division since the 2022–23 season.
Note: Table lists in alphabetical order.
| Team | Location | Venue | Capacity | ||
|---|---|---|---|---|---|
| 15,139 | |||||
| 4,666 | |||||
| Stadion GOS | 2,817 | ||||
| 6,710 | |||||
| 15,150 | |||||
| 7,464 | |||||
| 43,615 | |||||
| Stadion Orła Białego | 6,864 | ||||
| 15,245 | |||||
| Stadion Miejski (Opole) | 4,560 5,264 | ||||
| 15,076 | |||||
| 7,150 | |||||
| 11,547 | |||||
| 11,547 | |||||
| 33,326 | |||||
| 15,004 | |||||
| ArcelorMittal Park | 11,600 | ||||
| Stadion Miejski (Pruszków) | Stadion MZOS | 1,977 |
Note: The place taken by the team that played fewer matches than the opponents was underlined.
I liga play-offs final for the 2023–24 season will be played on 2 June 2024. The teams who finished in 3rd, 4th, 5th and 6th place are set to compete. The fixtures are determined by final league position – 3rd team of regular season vs 6th team of regular season and 4th team of regular season vs 5th team of regular season. The winner of final match will be promoted to the Ekstraklasa for next season. All matches will be played in a stadiums of team which occupied higher position in regular season.[7]
| Rank | Player | Club | Goals[10] [11] [12] |
|---|---|---|---|
| 1 |  Ángel Rodado | Wisła Kraków | 21 |
| 2 |  Karol Czubak | Arka Gdynia | 15 |
| Łukasz Sekulski | Wisła Płock | ||
| 4 | Sebastian Bergier | GKS Katowice | 13 |
| Olaf Kobacki | Arka Gdynia | ||
| 6 | Piotr Ceglarz | Motor Lublin | 12 |
| Arkadiusz Jędrych | GKS Katowice | ||
| 8 | Mikołaj Lebedyński | Chrobry Głogów | 11 |
| Joan Román | Wisła Kraków | ||
| 10 | Wiktor Biedrzycki | Bruk-Bet Termalica Nieciecza | 10 |
 Shuma Nagamatsu | Znicz Pruszków | ||
| Month | Player | Club |
|---|---|---|
| July & August 2023[13] | Borja Galán | Odra Opole |
| September 2023[14] | Maciej Gostomski | Górnik Łęczna |
| October 2023[15] | Olaf Kobacki | Arka Gdynia |
| November 2023[16] | Adler Da Silva | Stal Rzeszów |
| December 2023[17] | Szymon Sobczak | Wisła Kraków |
| February & March 2024[18] |  Maksym Khlan | Lechia Gdańsk |
| April 2024[19] | Kacper Skóra | Arka Gdynia |
| May 2024[20] | Adrian Błąd | GKS Katowice |
| Month | Coach | Club |
|---|---|---|
| July & August 2023[21] | Radosław Bella | Miedź Legnica |
| September 2023[22] | Adam Nocoń | Odra Opole |
| October 2023[23] | Wojciech Łobodziński | Arka Gdynia |
| November 2023[24] | Wojciech Łobodziński | Arka Gdynia |
| December 2023[25] | Gonçalo Feio | Motor Lublin |
| February & March 2024[26] | Rafał Górak | GKS Katowice |
| April 2024[27] | Marek Zub | Stal Rzeszów |
| May 2024[28] | Rafał Górak | GKS Katowice |