Bucharest 1977
| Location: | Bucharest, Romania |
| Opening Date: | 17 Jul 1977 |
| Closing Date: | 27 Jul 1977 |
| Nations: | 32 |
| Athletes: | 1150 |
| Men: | 913 |
| Women: | 237 |
This is the first time that the World Deaf Games was held in Eastern Europe.
The need for strict control of hearing eligibility of competitors is recognized.
Countries participated:
| Country | Men | Women | Total |
|---|---|---|---|
 Argentina | 18 | 1 | 19 |
 Australia | 15 | 8 | 23 |
 Austria | 6 | 2 | 8 |
 Belgium | 12 | 8 | 20 |
 Bulgaria | 66 | 3 | 69 |
 Canada | 14 | 13 | 27 |
 Czechoslovakia | 19 | 0 | 19 |
 Denmark | 25 | 12 | 37 |
 East Germany | 7 | 4 | 11 |
 Finland | 18 | 0 | 18 |
 France | 35 | 10 | 45 |
 Great Britain | 2 | 2 | 4 |
 Hungary | 34 | 8 | 42 |
 India | 3 | 0 | 3 |
 Iran | 40 | 0 | 40 |
 Ireland | 23 | 3 | 26 |
 Israel | 20 | 1 | 21 |
 Italy | 57 | 5 | 62 |
 Japan | 13 | 4 | 17 |
 Mexico | 7 | 1 | 8 |
 Netherlands | 22 | 15 | 37 |
 New Zealand | 1 | 0 | 1 |
 Norway | 18 | 0 | 18 |
 Poland | 26 | 7 | 33 |
 Romania | 84 | 37 | 121 |
 Soviet Union | 59 | 25 | 84 |
 Sweden | 45 | 4 | 49 |
 Turkiye | 20 | 0 | 20 |
 United States | 90 | 45 | 135 |
 Venezuela | 5 | 3 | 8 |
 West Germany | 63 | 16 | 79 |
 Yugoslavia | 46 | 0 | 46 |
| Total | 913 | 237 | 1150 |