(1367-1400) was ambushed in Old Colwyn in 1399 by supporters of Henry Bolingbroke as he returned to England from Ireland.

Colwyn Bay railway station opened in 1849 on the Chester and Holyhead Railway. The station was initially just called Colwyn, but was renamed Colwyn Bay in 1876. As with nearby Llandudno and Rhyl, Colwyn