1977 Sri Lankan parliamentary election

1977 Sri Lankan parliamentary election

← 1970 21 July 1977 1989 →

All 168 seats in the National State Assembly
85 seats were needed for a majority
  First party Second party Third party
 
Leader J. R. Jayewardene A. Amirthalingam Sirimavo Bandaranaike
Party UNP TULF SLFP
Leader since 1973 1977 1960
Leader's seat Colombo West Kankesanthurai Attanagalla
Last election 37.91%, 17 seats Did not exist 36.86%, 91 seats
Seats won 140 18 8
Seat change Increase 123 New party Decrease 83
Popular vote 3,179,221 421,488 1,855,331
Percentage 50.92% 6.75% 29.72%

Winners of polling divisions. UNP in green, TULF in yellow and SLFP in blue.

Prime Minister before election

Sirimavo Bandaranaike
SLFP

Prime Minister-designate

Junius Richard Jayewardene
UNP

Parliamentary elections were held in Sri Lanka on 21 July 1977. The result was a landslide victory for the United National Party, which won 140 of the 168 seats in the National State Assembly.