Around 1420 Piers Arderne was born.
Around 1445 Piers Arderne [aged 25] and Katherine Sywardby were married.
Around 1446 Piers Arderne [aged 26] purchased the Markhall estates.
Before 1448 Piers Arderne [aged 27] was appointed Baron of the Exchequer.
In 1448 Piers Arderne [aged 28] was appointed Chief Baron of the Exchequer.
Before 20th February 1466 [his son-in-law] John Bohun of Midhurst [aged 20] and [his daughter] Anne Arderne were married.
In 1467 Piers Arderne [aged 47] died. He was buried at St Mary-at-Latton Church, Harlow where he commissioned a chantry chapel in 1447 for his family.
Around [his daughter] Anne Arderne was born to Piers Arderne and Katherine Sywardby. She married before 20th February 1466 John Bohun of Midhurst and had issue.