The Mogilev Region, also Mahilyow Voblasts (Province) or Mogilyov Oblast , is a province  of Belarus with its administrative center being Mogilyov (Mahilyow).

The Mahilyow Voblast covers a total area of 29,100 km² (11,200 sq mi), about 14% of the national total. The voblast's greatest extent from north to south is 150 km (93 mi), from east to west - 300 km (190 mi), while the highest point is 239 metres (784 ft) above sea level and the lowest at 126 m (413 ft) above sea level.

Many rivers flow through the Mahilyow Voblast including the Dnieper (Dniapro), Berezina, Sozh, Druts, Pronya and Ptsich. The voblast' also has small lakes, the largest being the Zaozerye Lake with a surface area of 0.58 km² (0.22 sq mi). The Chihirin Reservoir on the Druts River has an area of 21.1 km² (8.1 sq mi).

With a total population of 1,088,100 (2011), 353,600 inhabitants live in rural areas and 855,000 live in cities or towns. There are 639,300 women and 567,300 men in the region, of which 288,100 are under 18 while 267,300 are elderly people.

Of the major nationalities living in the Mahilyow Voblast, 1,044,000 inhabitants are Belarusians, 132,000 are Russians, 3,500 are Jewish, 2,800 are Poles, 2,110 are Ukrainians, 1,700 are Tatars, 1,300 are Lithuanians, 1,100 are Armenians, and 1,070 are Romani