LADBROOKE
The Earliest know references to the name are found in the Visitations of Warwickshire which shows the following tree

Robert de Lodbrooke = | William de Lodbrooke = | Henry de Lodbrooke = | Johannes de Lodbrooke = | Henry de Lodbrooke miles = Isabell | ------------------------------ | | Henry de Lodbrooke = John de Lodbrooke = | ------------------------------ | | Henrie de Lodbrook = Lettice Arden Johannes Lodbrook = | John Lodbrook = Hauica Dauentry | ---------------------------------- | | Thomas Lodbrook = Alice Catesby Hugh Lodbrook = | ------------------------------ | | John Lodbrook Alice = Coke als Cardigan

The name Ladbrooke is susgested to come from either Lot brook (stream/river) or Lyd brook depending on source.
de = of (place)
So - Robert (robt) de Lodbrooke can translate as -
Robert of the village by the river Lot (Lyd)
Ladbroke village, Warwickshire, web site