Interim Iraqi Foreign Minister Hoshyar Zebari said the elections would be held on time whatever the situation.
At the conference in the Egyptian resort of Sharm el-Sheikh, UN Secretary General Kofi Annan said the elections were critical for ending the violence.
Among those in Egypt were the Arab League, the Organisation of the Islamic Conference, the G8 nations and China.
At the end of the meeting, Mr Zebari said: “There will be no postponement of the elections which will take place in January at the date set. Whatever the situation.”