Berlin  - Mikhail Gorbachev, 77-year-old last president of the Soviet Union, has become a great-grandfather, with his granddaughter Xenia giving birth to a baby girl, a German hospital said Wednesday.

The 3.91-kilogram child was born at Agatharied in Bavaria state. Agatharied said mother and child were both well. The former president heads his own foundation in the Russian capital Moscow. (dpa)