Family
 Henry de Dene 1) 2)Son of William de Dene and Isabel Unknown. Born before 1238 3) Died ± Mar 1291/92 2) Notes: Attempts can be made to trace the de Denes back through multiple further generations, in around the Forest of Dene, based on pipe rolls and surviving records for the abbey at Flaxley. These preceding generations are not shown here given the significant uncertainties and assumptions that must be made. Henry held land in Great and Little Dene and an homage in St Briavels, held of the inheritance of Agatha, his wife. Married before 1260 4) to:  Agatha de Lasborough 2)Daughter of William de Lasborough and N.N.. Born ± 1240 4) Notes: Sole heiress to her father. Her inheritance included lands in Lasborough subsequently held by the "de Dene" and "de Abenhall" families. Child: | |||
Sources
1) Source: Chancery: Inquisitions Post Mortem, Series I, Edward III "William de Dene...Lassebergh. The manor (extent given), held of Sir Hugh le Despenser, late earl of Winchester, by service of a knightâs fee...Upon scrutiny of the rolls and memoranda of the exchequer, it was found in the roll of Memoranda of 5 Edward II that William de Dene, son and heir of William de Dene, held all his lands and tenements in Great Dene of the king in chief...and that he gave the late king 10s. 6d. for his relief for the said lands; and in like manner the said William, his father, was charged with his relief for the same lands in the year 32 Edw. I; and in like manner Henry de Dene, his grandfather, was charged with his relief for the aforesaid lands in the year 15 Edward I."Dated: 1327. External Linkhttps://www.british-history.ac.uk/inquis-post-mortem/vol7/pp11-22. Reference: C 135/2/13 (Data from direct source)
2) Source: Chancery: Inquisitions Post Mortem, Series I, Edward I "Henry de Dene...St. Briavels. An homage, held of the inheritance of Agatha his wife, by service of finding a footman, with bow and arrows, to keep the forest of Dene.William his son, aged 28, is his next heir."Dated: 3 March 1292. External Link
https://www.british-history.ac.uk/inquis-post-mortem/vol3/pp30-54. Reference: C 133/63/13 (Data from direct source)
3) Source: Chancery: Inquisitions Post Mortem, Series I, Henry III "William de Dene...Henry, his son, is his heir, and of full age...His goods and chattels are in the hands of his executors, one of whom is Isabel (late) his wife."Dated: 11 September 1259. External Link
https://www.british-history.ac.uk/inquis-post-mortem/vol1/pp118-122. Reference: C 132/22/10 (Data from secondary evidence)
4) Source: Chancery: Inquisitions Post Mortem, Series I, Henry III "William de Lesseborwe alias de Lasseberge...His only daughter Agatha, aged 20, whom Henry de Dene married in her father's lifetime, is his heir"Dated: 9 July 1260. External Link
https://www.british-history.ac.uk/inquis-post-mortem/vol1/pp137-143. Reference: C 132/25/8