Looking for Any Montague Connections from Finsbury and Hughenden Areas Buckinghamshire England

Have been trying to trace my Grandfathers family who all hailed from London and Buckinghamshire and, would like to make contact to any Monty's out there so as I can fill in the blanks of their history.

Also Looking for Northeys and Sowdens especially as, family dispersed around the globe to Australia, New Zealand , Canada and America...especially interested in any of Nehemiahs Sowdens decendants form America.