British Officers serving in America from The New England Historical And Genealogical Register:
Lieutenant Colonel Dudley Ackland, 8th Regiment on the above list. Another reference to Dudley Ackland here. See a transaction involving Dudley Ackland and his wife, Margaret (More) Ackland, in Shropshire, England, here. Dudley Ackland on the casualty list.
Letters from Dudley Ackland are held at the University of Michigan's Clement Library.
Is there any relationship to my Christopher Acklin in Virginia? Don't know.