Ia of Cornwall

Saint Ia
1914 stained glass window depicting Ia of Cornwall in St Olaf's Church, Poughill
Martyr
Born	Ireland
Died	5th century River Hayle, Cornwall
Venerated in	Catholic Church Church of England Eastern Orthodox Church[1]
Feast	3 February
Patronage	St Ives, Cornwall

Ia of Cornwall (also known as Eia, Hia, Ive or Hya) was an evangelist and martyr of the 5th or 6th centuries, flourishing in the area of St Ives, Cornwall. She is said to have been an Irish princess, the sister of Erc of Slane.