William IV Mainwaring
William IV was born in 1316 in Over By, Middlewich, Cheshire, England. .¹   He died at the age of 34 in 1350 in Over By, Middlewich, Cheshire, England. .

 Elizabeth Lycester
Elizabeth was born about 1318 in Nether Tabley, England. .¹   She died in 1350 in Over By, Middlewich, Cheshire, England. .

 John Mainwaring
John was born about 1344 in Over-Peover, Cheshire, England. .¹ 

 William Mainwaring
William was born about 1353 in Over Peover, Carincham, Cheshire, Eng. .² 

 Emma Mainwaring
Emma was born about 1354 in Over By, Middlewich, Cheshire, England. .¹ 

 Randle Sir Lord of Over Peover Mainwaring
Randle Sir Lord of Over Peover was born about 1367 in Over-Peover, Cheshire, England. .¹   He died in 1456 in Over Peover, Carincham, Cheshire, Eng. .  He was buried in Over-Peover, Cheshire, England. .