Walter Tyrell

✓ Walter Tyrell of Avon (Avon Tyrrell), Hampshire, younger brother of Sir Thomas Tyrell of Heron; m. Eleanor Flambard; father of Sir John Tyrell the Speaker (I100689), who was his uncle's heir at Heron. Source: History of Parliament, The Commons 1386-1421 (Roskell, Clark, Rawcliffe 1993), online biography 'TYRELL, John (c.1382-1437), of Heron in East Horndon, Essex.' [DIRECT ANCESTOR OF THE COMPILER: flag added 14 Oct 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]