Lechia Gdańsk is the most supported club in northern Poland, and is one of the most supported clubs in the country, despite not always being successful. Most of the support comes from Gdańsk and the Pomeranian region. The biggest supporters group is the "Lions of the North" group () who organise displays in the stadium as well as travel to away games. Outside of Gdańsk the club have 24 official fan groups linked to the club, with more unofficial fan groups. The official and unofficial fan groups can be found in the towns of; Braniewo, Bytów, Chojnice, Czersk, Dzierzgoń, Frombork, Gdynia, Gniew, Kartuzy, Kościerzyna, Kwidzyn, Lębork, Malbork, Mława, Miłobądz, Nowe, Nowy Dwór Gdański, Nowy Staw, Nowy Targ, Pelplin, Pisz, Pruszcz Gdański, Prabuty, Przodkowo, Pszczółki, Rumia, Sierakowice, Skarszewy, Skórcz, Smętowo, Sopot, Starogard Gdański, Sztum, Tczew, Tuchom, Ustka, Władysławowo, Wejherowo, Zblewo and Żukowo, with the club also having a fan group in England.