Sir John Glen was born at of Balmuto and Inchmartin, Scotland. He married Margaret Erskine, daughter of Sir Allan Erskine and Isabel Inchmartine. Sir John Glen died before 1419.
- Parents: Robert Glen, Margaret Bruce
- Wife: Margaret Glen (born Erskine of Inchmartin)
- Wife: Unknown Glen
- Margaret Glen. Married Andrew Ogilvy
- Mariotte Glen. Married John Boswell
- Isabel Glen. Married Walter Ogilvy of Lintrathen
- Christian Glen.
- Unknown author, Lineage and Ancestry of HRH Prince Charles by Paget, Vol. II, p. 396; County Genealogies & Pedigrees of Berkshire, Families, by Wm. Berry, 1837, p. 33
- Unknown author, Irvine of Drum, by D. A. McCormick, 1989, p. 23; County Genealogies & Pedigrees of Berkshire, Families, by Wm. Berry, 1837, p. 33.
Sir John Glen of Inchmartin and Balmuto is my 14th great grandfather.
your father → Rufus S. Nichols
his father → Tressie (King) Nichols
his mother → Michael O. King
her father → Margaret (Wright) King
his mother → James Wingfield Wright
her father → Mary Whitledge Grant
his mother → William Grant, of Crichie
her father → Elizabeth Grant
his mother → William Leslie, X. Baron of Balquhain
her father → William Leslie, Ninth Baron of Balquhain
his father → John Leslie, Eighth Baron of Balquhain
his father → Elizabeth Ogilvy
his mother → Sir Walter Ogilvie of Auchleven
her father → Isobel de la Glen
his mother → Sir John Glen of Inchmartin and Balmuto