Thomas Atgrove, son of Thomas Atte Grove, was Lord of Colshill in a Brudenell pedigree. [1]
[1] Walter Charles Metcalfe, The visitations of Northamptonshire made in 1564 and 1618-19: with Northamptonshire pedigrees from various Harleian mss (London: Mitchell and Hughes, 1887), 168-171, [GoogleBooks].