The 1945 LFF Lyga was the 24th season of the LFF Lyga football competition in Lithuania. Spartakas Kaunas won the championship.
Kaunas Group
Vilnius Group
Šiauliai Group Spartakas Šiauliai 8-4 Žalgiris Šiauliai
Suduva Group Žalgiris Marijampolė 3-3; 8-0 Sveikata Kybartai
Quarterfinal Sodyba Klaipėda 1-0 Tauras Tauragė Spartakas Kaunas 8-2 Žalgiris Marijampolė Spartakas Šiauliai 12-1 Džiugas Telšiai Dinamo Vilnius 15-0 MSK Panevėžys
Semifinal Spartakas Kaunas 3-1 Sodyba Klaipėda Dinamo Vilnius 6-0 Spartakas Šiauliai
Final Spartakas Kaunas 4-0 Dinamo Vilnius
References RSSSF