Cneppyn Gwerthrynion (c. 13th century) was a

Welsh Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peopl ...

poet and

grammarian Grammarian may refer to: * Alexandrine grammarians, philologists and textual scholars in Hellenistic Alexandria in the 3rd and 2nd centuries BCE * Biblical grammarians, scholars who study the Bible and the Hebrew language * Grammarian (Greco-Roman ...

. None of Cneppyn's work has survived although his name is recorded by Gwilym Ddu o Arfon as among a number of poets of renown in his own elegy to Trahaearn. Cneppyn's name is also recorded in a manuscript 'Pum Llyfr Kerddwriaeth' ('The five books of poetic art') as a grammarian.

References

*G. J. Williams and E. J. Jones, eds., 'Gramadegau'r penceirddiaid', Caerdydd, 1934 13th-century deaths 13th-century Welsh poets Year of birth unknown {{UK-poet-stub