Arthur Capell, 1st Baron Capell of Hadham, was born 20 February 1604 to Henry Capell (c1574-1622) and Theodosia Montagu (1577-1615) and died 20 March 1649 Westminster, England, United Kingdom of execution by decapitation. He married Elizabeth Morrison (1613-1660) 28 November 1627 in Watford, Hertfordshire, England, United Kingdom.
|Offspring of Arthur Capell, 1st Baron Capell of Hadham and Elizabeth Morrison (1613-1660)|
|Mary Capell (1630-1715)||16 December 1630 Hadham Parva, Hertfordshire, England, United Kingdom||7 January 1715 Chelsea, London, England, United Kingdom||Henry Seymour (1626-1648) Henry Seymour (1626-1648) Henry Somerset, 1st Duke of Beaufort (1629-1700)|
|Arthur Capell, 1st Earl of Essex (1632-1683)||23 January 1632||13 July 1683||Elizabeth Percy (1636-1717)|
|Elizabeth Capell (c1633-1678)|
|Henry Capell (1637-1696)|
|Theodosia Capell (1639-1661)|