Sir John Montacute, 3rd Earl of Salisbury, 5th and 2nd Baron Montacute, KG was born circa 1350 in England, United Kingdom to John de Montacute, 1st Baron Montacute (c1330-c1390) and Margaret Monthermer (1329-1394) and died 5 January 1400 Cirencester, Gloucestershire, England, United Kingdom of execution by beheading. He married Maud Francis (c1370-c1424) . Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s.
|Offspring of Maud Francis and John Montacute, 3rd Earl of Salisbury (c1350-1400)|
|Thomas Montacute, 4th Earl of Salisbury (c1388-1428)||13 June 1388||3 November 1428||Eleanor Holland (1386-aft1413) Eleanor Holland (1386-aft1413) Alice Chaucer (1404-1475)|
|Richard Montacute (-aft1400)|
|Anne Montacute (-1457)||England||1457 England||Richard Hankford (c1397-1431)|
|Margaret Montacute (-bef1416)|
|Elizabeth Montacute (-c1448)|