Henry IV, Part 2 rebel Sir John Oldcastle, for "Oldcastle died martyr, and this is not the man." Falstaff had originally been named Oldcastle, following Shakespeare's main model, an earlier play "The Famous Victories of Henry V". Shakespeare was forced to change the name after complaints from Oldcastle's descendants. While it is accepted by modern critics that the name was originally Oldcastle in Part 1, it is disputed whether or not Part 2 initially retained the name, or whether it was always "Falstaff". According to René Weis, metrical analyses of the verse passages containing Falstaff's name have been inconclusive. Shakespeare's primary source for "Henry
Sir John McMahon, 1st Baronet family: his half-brother William MacMahon obtained the coveted judicial office of Master of the Rolls in Ireland through John's influence, although in the event he proved to be a popular and respected judge. He had no children but his title passed by special remainder to his brother Thomas. He is a minor character in Georgette Heyer's novel "Regency Buck", which shows him in a rather unflattering light. Sir John McMahon, 1st Baronet Colonel Sir John McMahon, 1st Baronet (c. 1754 – 12 September 1817) was an Irish-born politician and Private Secretary to the Sovereign 1811–1817. He was born in Limerick,