Richardson married twice: • Firstly to Ursula Southwell (d.1624), the third daughter of John Southwell of
Barham Hall in
Suffolk. She was buried at
St. Andrew's, Holborn, on 13 June 1624. By Ursula Southwell, he had twelve children, including: • Sir Thomas Richardson (d. 12 March 1645), K.B.,
Master of Cramond, who by
special remainder became the
heir apparent to the Scottish title of his step-mother Elizabeth,
1st Baroness Cramond (d.1651), but predeceased her. He married firstly Elizabeth Hewett, a daughter of Sir William Hewett of Pishiobury, Sawbridgeworth, Hertfordshire. The couple's inscribed ledger stone survives in Breckles Church. • Elizabeth Richardson (1607 – 13 July 1655), 3rd daughter, who married Robert Wood (4 August 1601 • Secondly, at
St Giles in the Fields, Middlesex, on 14 December 1626, he married
Elizabeth Beaumont (d.1651), widow of Sir John Ashburnham and a daughter of Sir Thomas Beaumont of
Stoughton, Leicestershire. She was the maternal second cousin once removed of
George Villiers, 1st Duke of Buckingham. Without issue. On 28 February 1629, Elizabeth was created
Lady Cramond in the peerage of
Scotland, for life, with
special remainder to her stepson Sir Thomas Richardson,
KB, who died in her lifetime on 12 March 1645, and thus his son Thomas Richardson succeeded to the peerage on her death in April 1651. The title became extinct by the death, without issue, of William Richardson, 5th Lord Cramond, in 1735. ==References==