Sir Manser (aka Mauncer) Marmion, of Ringstone in Rippingale[2] and Galby was an English Member of Parliament and Sheriff of Lincolnshire.
His parents were Sir John Marmion[3] (buried in 1415 at Sempringham Priory where his daughter Mabel was a nun[4]) and his wife Margaret.
When Manser reached the age of eighteen,[nb 1] his mother Margaret gave him the Manor of Keisby,[6] which had been granted to her for life by Geoffrey Luttrel for a yearly rent of 16 marks.
[13] Manser's wife Elizabeth died in early 1449,[14] and the income from her Leicestershire estate passed to her son and heir from her first marriage, Robert Walshale, Jnr.
of Frolesworth[14][2] (descendant and heir of the d'Amory, d'Anvers and Sackevill families who held the manor before him) and widow of Robert Walshale (d.1431).