Sir John Oldcastle of Martyrs". Oldcastle was also a minor character in the early Elizabethan history play the "Famous Victories of Henry V" (c. 1586?), which is generally thought to have been one of Shakespeare's sources for his plays on Henry IV and Henry V. The genesis of "Sir John Oldcastle" is crucially linked to the fact that when Shakespeare's "Henry IV" plays premiered on stage in 1597–98, the character Sir John Falstaff was called Sir John Oldcastle. This is indicated by abundant external and internal evidence. The change of names, from "Oldcastle" to "Falstaff," is mentioned in seventeenth-century works by Richard James
John Shakespeare there is a baptismal record for a "Joan Shakespeare, daughter to John Shakespeare" dated 15 September 1558. The Shakespeares had eight children: Joan (baptised 15 September 1558, died in infancy), Margaret (bap. 2 December 1562buried 30 April 1563), William (bap. 26 April 156423 April 1616), Gilbert (bap. 13 October 1566bur. 2 February 1612), Joan (bap. 15 April 1569bur. 4 November 1646), Anne (bap. 28 September 1571bur. 4 April 1579), Richard (bap. 11 March 1574bur. 4 February 1613) and Edmund (bap. 3 May 1580bur. London, 31 December 1607). John fell on hard times in the late 1570s that would last until