The 1981 LFF Lyga was the 60th season of the LFF Lyga football competition in Lithuania. It was contested by 18 teams, and Granitas Klaipeda won the championship.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Granitas Klaipeda | 34 | 20 | 10 | 4 | 55 | 22 | +33 | 50 |
| 2 | Kelininkas Kaunas | 34 | 20 | 7 | 7 | 44 | 20 | +24 | 47 |
| 3 | Pazanga Vilnius | 34 | 18 | 9 | 7 | 35 | 25 | +10 | 45 |
| 4 | Tauras Siauliai | 34 | 17 | 8 | 9 | 51 | 28 | +23 | 42 |
| 5 | Statybininkas Siauliai | 34 | 15 | 12 | 7 | 41 | 19 | +22 | 42 |
| 6 | Atmosfera Mazeikiai | 34 | 13 | 13 | 8 | 34 | 24 | +10 | 39 |
| 7 | Vienybe Ukmerge | 34 | 14 | 11 | 9 | 33 | 25 | +8 | 39 |
| 8 | Ekranas Panevezys | 34 | 14 | 9 | 11 | 39 | 34 | +5 | 37 |
| 9 | Politechnika Kaunas | 34 | 10 | 15 | 9 | 27 | 26 | +1 | 35 |
| 10 | Banga Kaunas | 34 | 12 | 9 | 13 | 41 | 40 | +1 | 33 |
| 11 | Inkaras Kaunas | 34 | 12 | 9 | 13 | 41 | 49 | −8 | 33 |
| 12 | Ausra Vilnius | 34 | 10 | 12 | 12 | 39 | 38 | +1 | 32 |
| 13 | Statyba Jonava | 34 | 11 | 10 | 13 | 35 | 41 | −6 | 32 |
| 14 | Nevezis Kedainiai | 34 | 10 | 9 | 15 | 42 | 47 | −5 | 29 |
| 15 | Sviesa Vilnius | 34 | 10 | 7 | 17 | 36 | 48 | −12 | 27 |
| 16 | Dainava Alytus | 34 | 7 | 7 | 20 | 21 | 55 | −34 | 21 |
| 17 | Utenis Utena | 34 | 7 | 4 | 23 | 25 | 42 | −17 | 18 |
| 18 | Sveikata Kybartai | 34 | 3 | 6 | 25 | 30 | 86 | −56 | 12 |
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« 1979–80 1981–82 » | |
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| Super cups |
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| UEFA competitions |
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| Non-UEFA competitions |
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« 1980–81 1982–83 » | |
| Domestic leagues |
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| Domestic cups |
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| League cups |
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| Super cups |
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| UEFA competitions |
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| Non-UEFA competitions |
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