James Grieve was born in Roxburghshire Scotland abt 1700. He graduated with medical degree from Edinburgh University in 1733. In 1734, he arrived in Russia. Eventually he became one of the doctors looking after Empress Elizabeth. He died in 1763. His known children were John Grieve born in 1755 and Jean Grieve. In 1754 in Moscow, Russia Jean married Dr James Mounsey who also cared for the Russian royal family. James Grieve's nephew Captain William Grieve royal navy married Elizabeth Mounsey of Tinwald, Dumfriesshire.
If you have knowledge of Dr James Grieve's parents and siblings, it would be greatly appreciated.