Nicola Grierson Peerage person ID=299398 (1625–1649) Parents Margaret Murray Sir Robert Grierson of Lag Children William Stewart of Castle Stewart Alexander Stewart, 3rd Earl of Galloway Lady Grizel Stewart Robert Stewart Siblings Jean Grierson William Grierson of Barquhar Margaret Grierson Sir Rodger Grierson Robert Grierson Nicholas Grierson Sir John Grierson of Lag James Grierson of Larglanglie Elizabeth Grierson Agnes Grierson Helen Grierson Partners James Stewart, 2nd Earl of Galloway