My recollection of the books is a bit rusty, but I think he also spoke Welsh (his brother-in-law's family was Welsh) and maybe Dutch as well? The Netherlands we

My recollection of the books is a bit rusty, but I think he also spoke Welsh (his brother-in-law's family was Welsh) and maybe Dutch as well? The Netherlands were the main market for English wool, and were the nursery of early English Protestantism (like Cromwell himself).