Margaret Muir (born 1946) (b. 1946) Parents Sir John Muir, 3rd Baronet Elizabeth Dundas Children James John Aird Rebecca Aird Belinda Elizabeth Aird Siblings Fiona Muir James Muir Sir Richard Muir, 4th Baronet Robert Muir Sir Ian Muir, 5th Baronet Andrew Muir Partners Sir John Aird, 4th Baronet