东斯拉夫诸语言(Восточнославянскиеязыки)是一组包括俄语、乌克兰语和白俄罗斯语在内的斯拉夫语言。分布在全苏境内以及欧洲和美洲的一些国家。前苏联的使用人口总数约为2.4亿(据1979年普查)。公元6—7世纪东斯拉夫先人占据第聂伯河中游及其毗邻地区,他们逐渐向北、东方向迁移,一部分人迁向南方、西南方。到9世纪时,东斯拉夫人已经在“从瓦兰人到希腊人”水上贸易之路沿途定居下来,亦即从伊尔门 The Восточнославянские языки, a group of Slavic languages, including Russian, Ukrainian, and Belarussian. Distributed throughout the territory of the Soviet Union and some countries in Europe and the Americas. The total population of the former Soviet Union is about 240 million (according to the 1979 census). In the 6th and 6th centuries AD, the former Slavs occupied the middle reaches of the Dnieper River and its adjacent areas. They gradually migrated to the north and the east and some migrated to the south and southwest. By the 9th century, the Eastern Slavs had settled down the path of the water trade “from the Wallange to the Greeks,” from Ilmen