Have you ever heard of PoMS?

It’s a database of all known people of Scotland between 1093 and 1314 mentioned in over 8600 contemporary documents.

The People of Medieval Scotland is an outcome of two projects, The Paradox of Medieval Scotland (2007-2010) and The Breaking of Britain (2010-2013), funded by the Arts and Humanities Research Council (AHRC).

You can check their resourceful website here.