The 1977 Berlin Marathon was the fourth running of the annual marathon race held in Berlin, West Germany, held on 10 September. There were two sections to the marathon in that year's running. The Berlin race hosted the West German national championship, which was started an hour after the regular mass race.
The men's and women's winners of the mass race were Great Britain's Norman Wilson (2:16:21) and West Germany's Angelika Brandt (3:10:27) while better results came in the West German championship through Günter Mielke (2:15:19) and Christa Vahlensieck (2:34:48). Vahlensieck's time was a marathon world record. A total of 230 runners finished the mass race, comprising 219 men and 11 women.
