ianmacmen on Family Tree Circles

My Great Grandfather was John MacMenigall b1864 in Redrow, Currie, Edinburgh, Scotland; parents John MacMenigall & Helen Leishman (family info reqd); m Jane Alice Hamilton from Manchester, England, (family info reqd); family went to Holyoake, Massachusetts, USA when John (jnr) was a child, say 1874 or so.
My Grandfather was William Hamilton MacMenigall b1890 Holyoake m1918 in England to Lily Grace Harvey of St Pancras, London b1894; went to South Africa about 1923. (Info on both families reqd).
My Father was Roy John MacMenigall b1919 St Pancras m1942 Durban, South Africa to Beatrice Nicholson Ketley b1919. My Father had brothers William Harvey MacM & Michael Hamilton MacM and sisters Joan Elsie MacM and Isobel Lily MacM - most emigrated to New Zealand.
I have some info on the origins of the name.