So I know Alan? Ummm. Not sure ...
Oh, and Sais (pl Saeson) is the person/people. Saesneg is the Language. Close.
There was a very funny Welsh song in the 1970s - Dw isio bod yn Sais (I wanna be an Englishman) - about a young lad's aspirations to be something he isn't - and wouln't want to be.
sian