Teulu

A quick browse of the Gripping Beast website shows that in their Age of Arthur range a number of really useful packs for the Welsh including teulu mounted on ponies and some useful bow armed peasants (just need a shoe adding). I think the majority of the Cymraeg will probably be coming from the Beast, though I need to make sure the teulu aren't too anachronistic.

(photo Gripping Beast BWKC02 Mounted Teulu)