Working as a surgeon, physician, magistrate, local politician and army officer, he is best known for his role as a medical professional.

Eyton-Jones descended paternally from the Jones family of Tir Llanerch in Carrog, near Corwen and maternally from the Eytons of Craig Ddu in Llantysilio, near Llangollen.

[2] Born at Plas Isaf in Llangar, near Corwen, Merionethshire in 1832,[3] Welsh speaking Eyton-Jones moved to Wrexham in 1848.

[14] His political and legal involvement included being elected a Wrexham Borough Councillor in 1864 and Chairman of the Sanitary Committee.

In 1859 he was appointed Governor of the Ragged Schools, a Justice of the Peace in 1867,[15] Poor Law Guardian of the Wrexhan Union in 1873,[16] and President of the Corwen Eisteddfod in 1874.