1945 LFF Lyga

The 1945 LFF Lyga was the 24th season of the LFF Lyga football competition in Lithuania. Spartakas Kaunas won the championship.

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